20418456240

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1423}}^1$

素因数の和:1538

約数の個数: 640

約数和(自身を含む): 87807713280

約数和(自身を除く): 67389257040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 63, 65, 70, 72, 73, 78, 80, 84, 90, 91, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 146, 156, 168, 180, 182, 189, 195, 208, 210, 216, 219, 234, 240, 252, 260, 270, 273, 280, 292, 312, 315, 336, 351, 360, 364, 365, 378, 390, 420, 432, 438, 455, 468, 504, 511, 520, 540, 546, 560, 584, 585, 624, 630, 657, 702, 720, 728, 730, 756, 780, 819, 840, 876, 910, 936, 945, 949, 1008, 1022, 1040, 1080, 1092, 1095, 1168, 1170, 1260, 1314, 1365, 1404, 1423, 1456, 1460, 1512, 1533, 1560, 1638, 1680, 1752, 1755, 1820, 1872, 1890, 1898, 1971, 2044, 2160, 2184, 2190, 2340, 2457, 2520, 2555, 2628, 2730, 2808, 2846, 2847, 2920, 3024, 3066, 3120, 3276, 3285, 3504, 3510, 3640, 3780, 3796, 3942, 4088, 4095, 4269, 4368, 4380, 4599, 4680, 4745, 4914, 5040, 5110, 5256, 5460, 5616, 5692, 5694, 5840, 6132, 6552, 6570, 6643, 7020, 7115, 7280, 7560, 7592, 7665, 7884, 8176, 8190, 8538, 8541, 8760, 9198, 9360, 9490, 9828, 9855, 9961, 10220, 10512, 10920, 11384, 11388, 12264, 12285, 12807, 13104, 13140, 13286, 13797, 14040, 14230, 14235, 15120, 15184, 15330, 15768, 16380, 17076, 17082, 17520, 18396, 18499, 18980, 19656, 19710, 19922, 19929, 20440, 21345, 21840, 22768, 22776, 22995, 24528, 24570, 25614, 25623, 26280, 26572, 27594, 28080, 28460, 28470, 29883, 30660, 31536, 32760, 33215, 34152, 34164, 36792, 36998, 37960, 38421, 39312, 39420, 39844, 39858, 40880, 42690, 42705, 45552, 45990, 49140, 49805, 51228, 51246, 52560, 53144, 55188, 55497, 56920, 56940, 59766, 59787, 61320, 64035, 65520, 66430, 68304, 68328, 68985, 73584, 73996, 75920, 76842, 78840, 79688, 79716, 85380, 85410, 89649, 91980, 92495, 98280, 99610, 99645, 102456, 102492, 103879, 106288, 110376, 110994, 113840, 113880, 119532, 119574, 122640, 128070, 128115, 129493, 132860, 136656, 137970, 147992, 149415, 153684, 157680, 159376, 159432, 166491, 170760, 170820, 179298, 179361, 183960, 184990, 192105, 196560, 199220, 199290, 204912, 204984, 207758, 220752, 221988, 227760, 239064, 239148, 256140, 256230, 258986, 265720, 268947, 275940, 277485, 295984, 298830, 298935, 307368, 311637, 318864, 332982, 341520, 341640, 358596, 358722, 367920, 369980, 384210, 388479, 398440, 398580, 409968, 415516, 443976, 448245, 478128, 478296, 499473, 512280, 512460, 517972, 519395, 531440, 537894, 551880, 554970, 597660, 597870, 614736, 623274, 647465, 665964, 683280, 717192, 717444, 727153, 739960, 768420, 776958, 796880, 797160, 831032, 832455, 887952, 896490, 896805, 934911, 956592, 998946, 1024560, 1024920, 1035944, 1038790, 1075788, 1103760, 1109940, 1165437, 1195320, 1195740, 1246548, 1294930, 1331928, 1344735, 1350427, 1434384, 1434888, 1454306, 1479920, 1536840, 1553916, 1558185, 1594320, 1662064, 1664910, 1792980, 1793610, 1869822, 1942395, 1997892, 2049840, 2071888, 2077580, 2151576, 2181459, 2219880, 2330874, 2390640, 2391480, 2493096, 2497365, 2589860, 2663856, 2689470, 2700854, 2804733, 2869776, 2908612, 3073680, 3107832, 3116370, 3329820, 3496311, 3585960, 3587220, 3635765, 3739644, 3884790, 3995784, 4051281, 4155160, 4303152, 4362918, 4439760, 4661748, 4674555, 4782960, 4986192, 4994730, 5179720, 5378940, 5401708, 5609466, 5817224, 5827185, 6215664, 6232740, 6544377, 6659640, 6752135, 6992622, 7171920, 7174440, 7271530, 7479288, 7769580, 7991568, 8102562, 8310320, 8725836, 9323496, 9349110, 9452989, 9989460, 10359440, 10757880, 10803416, 10907295, 11218932, 11634448, 11654370, 12153843, 12465480, 13088754, 13319280, 13504270, 13985244, 14023665, 14348880, 14543060, 14958576, 15539160, 16205124, 17451672, 17481555, 18646992, 18698220, 18905978, 19633131, 19978920, 20256405, 21515760, 21606832, 21814590, 22437864, 23308740, 24307686, 24930960, 26177508, 27008540, 27970488, 28047330, 28358967, 29086120, 31078320, 32410248, 32721885, 34903344, 34963110, 36461529, 37396440, 37811956, 39266262, 39957840, 40512810, 43629180, 44875728, 46617480, 47264945, 48615372, 52355016, 54017080, 55940976, 56094660, 56717934, 58172240, 60769215, 64820496, 65443770, 69926220, 72923058, 74792880, 75623912, 78532524, 81025620, 85076901, 87258360, 93234960, 94529890, 97230744, 98165655, 104710032, 108034160, 112189320, 113435868, 121538430, 130887540, 139852440, 141794835, 145846116, 151247824, 157065048, 162051240, 170153802, 174516720, 182307645, 189059780, 194461488, 196331310, 224378640, 226871736, 243076860, 255230703, 261775080, 279704880, 283589670, 291692232, 314130096, 324102480, 340307604, 364615290, 378119560, 392662620, 425384505, 453743472, 486153720, 510461406, 523550160, 567179340, 583384464, 680615208, 729230580, 756239120, 785325240, 850769010, 972307440, 1020922812, 1134358680, 1276153515, 1361230416, 1458461160, 1570650480, 1701538020, 2041845624, 2268717360, 2552307030, 2916922320, 3403076040, 4083691248, 5104614060, 6806152080, 10209228120, 20418456240]

約数ペア:

[(1, 20418456240), (2, 10209228120), (3, 6806152080), (4, 5104614060), (5, 4083691248), (6, 3403076040), (7, 2916922320), (8, 2552307030), (9, 2268717360), (10, 2041845624), (12, 1701538020), (13, 1570650480), (14, 1458461160), (15, 1361230416), (16, 1276153515), (18, 1134358680), (20, 1020922812), (21, 972307440), (24, 850769010), (26, 785325240), (27, 756239120), (28, 729230580), (30, 680615208), (35, 583384464), (36, 567179340), (39, 523550160), (40, 510461406), (42, 486153720), (45, 453743472), (48, 425384505), (52, 392662620), (54, 378119560), (56, 364615290), (60, 340307604), (63, 324102480), (65, 314130096), (70, 291692232), (72, 283589670), (73, 279704880), (78, 261775080), (80, 255230703), (84, 243076860), (90, 226871736), (91, 224378640), (104, 196331310), (105, 194461488), (108, 189059780), (112, 182307645), (117, 174516720), (120, 170153802), (126, 162051240), (130, 157065048), (135, 151247824), (140, 145846116), (144, 141794835), (146, 139852440), (156, 130887540), (168, 121538430), (180, 113435868), (182, 112189320), (189, 108034160), (195, 104710032), (208, 98165655), (210, 97230744), (216, 94529890), (219, 93234960), (234, 87258360), (240, 85076901), (252, 81025620), (260, 78532524), (270, 75623912), (273, 74792880), (280, 72923058), (292, 69926220), (312, 65443770), (315, 64820496), (336, 60769215), (351, 58172240), (360, 56717934), (364, 56094660), (365, 55940976), (378, 54017080), (390, 52355016), (420, 48615372), (432, 47264945), (438, 46617480), (455, 44875728), (468, 43629180), (504, 40512810), (511, 39957840), (520, 39266262), (540, 37811956), (546, 37396440), (560, 36461529), (584, 34963110), (585, 34903344), (624, 32721885), (630, 32410248), (657, 31078320), (702, 29086120), (720, 28358967), (728, 28047330), (730, 27970488), (756, 27008540), (780, 26177508), (819, 24930960), (840, 24307686), (876, 23308740), (910, 22437864), (936, 21814590), (945, 21606832), (949, 21515760), (1008, 20256405), (1022, 19978920), (1040, 19633131), (1080, 18905978), (1092, 18698220), (1095, 18646992), (1168, 17481555), (1170, 17451672), (1260, 16205124), (1314, 15539160), (1365, 14958576), (1404, 14543060), (1423, 14348880), (1456, 14023665), (1460, 13985244), (1512, 13504270), (1533, 13319280), (1560, 13088754), (1638, 12465480), (1680, 12153843), (1752, 11654370), (1755, 11634448), (1820, 11218932), (1872, 10907295), (1890, 10803416), (1898, 10757880), (1971, 10359440), (2044, 9989460), (2160, 9452989), (2184, 9349110), (2190, 9323496), (2340, 8725836), (2457, 8310320), (2520, 8102562), (2555, 7991568), (2628, 7769580), (2730, 7479288), (2808, 7271530), (2846, 7174440), (2847, 7171920), (2920, 6992622), (3024, 6752135), (3066, 6659640), (3120, 6544377), (3276, 6232740), (3285, 6215664), (3504, 5827185), (3510, 5817224), (3640, 5609466), (3780, 5401708), (3796, 5378940), (3942, 5179720), (4088, 4994730), (4095, 4986192), (4269, 4782960), (4368, 4674555), (4380, 4661748), (4599, 4439760), (4680, 4362918), (4745, 4303152), (4914, 4155160), (5040, 4051281), (5110, 3995784), (5256, 3884790), (5460, 3739644), (5616, 3635765), (5692, 3587220), (5694, 3585960), (5840, 3496311), (6132, 3329820), (6552, 3116370), (6570, 3107832), (6643, 3073680), (7020, 2908612), (7115, 2869776), (7280, 2804733), (7560, 2700854), (7592, 2689470), (7665, 2663856), (7884, 2589860), (8176, 2497365), (8190, 2493096), (8538, 2391480), (8541, 2390640), (8760, 2330874), (9198, 2219880), (9360, 2181459), (9490, 2151576), (9828, 2077580), (9855, 2071888), (9961, 2049840), (10220, 1997892), (10512, 1942395), (10920, 1869822), (11384, 1793610), (11388, 1792980), (12264, 1664910), (12285, 1662064), (12807, 1594320), (13104, 1558185), (13140, 1553916), (13286, 1536840), (13797, 1479920), (14040, 1454306), (14230, 1434888), (14235, 1434384), (15120, 1350427), (15184, 1344735), (15330, 1331928), (15768, 1294930), (16380, 1246548), (17076, 1195740), (17082, 1195320), (17520, 1165437), (18396, 1109940), (18499, 1103760), (18980, 1075788), (19656, 1038790), (19710, 1035944), (19922, 1024920), (19929, 1024560), (20440, 998946), (21345, 956592), (21840, 934911), (22768, 896805), (22776, 896490), (22995, 887952), (24528, 832455), (24570, 831032), (25614, 797160), (25623, 796880), (26280, 776958), (26572, 768420), (27594, 739960), (28080, 727153), (28460, 717444), (28470, 717192), (29883, 683280), (30660, 665964), (31536, 647465), (32760, 623274), (33215, 614736), (34152, 597870), (34164, 597660), (36792, 554970), (36998, 551880), (37960, 537894), (38421, 531440), (39312, 519395), (39420, 517972), (39844, 512460), (39858, 512280), (40880, 499473), (42690, 478296), (42705, 478128), (45552, 448245), (45990, 443976), (49140, 415516), (49805, 409968), (51228, 398580), (51246, 398440), (52560, 388479), (53144, 384210), (55188, 369980), (55497, 367920), (56920, 358722), (56940, 358596), (59766, 341640), (59787, 341520), (61320, 332982), (64035, 318864), (65520, 311637), (66430, 307368), (68304, 298935), (68328, 298830), (68985, 295984), (73584, 277485), (73996, 275940), (75920, 268947), (76842, 265720), (78840, 258986), (79688, 256230), (79716, 256140), (85380, 239148), (85410, 239064), (89649, 227760), (91980, 221988), (92495, 220752), (98280, 207758), (99610, 204984), (99645, 204912), (102456, 199290), (102492, 199220), (103879, 196560), (106288, 192105), (110376, 184990), (110994, 183960), (113840, 179361), (113880, 179298), (119532, 170820), (119574, 170760), (122640, 166491), (128070, 159432), (128115, 159376), (129493, 157680), (132860, 153684), (136656, 149415), (137970, 147992)]