20001476880

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{499}}^1$

素因数の和:780

約数の個数: 640

約数和(自身を含む): 86423040000

約数和(自身を除く): 66421563120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 108, 110, 112, 120, 126, 132, 135, 140, 144, 154, 165, 168, 176, 180, 189, 198, 210, 216, 220, 231, 240, 241, 252, 264, 270, 280, 297, 308, 315, 330, 336, 360, 378, 385, 396, 420, 432, 440, 462, 482, 495, 499, 504, 528, 540, 560, 594, 616, 630, 660, 693, 720, 723, 756, 770, 792, 840, 880, 924, 945, 964, 990, 998, 1008, 1080, 1155, 1188, 1205, 1232, 1260, 1320, 1386, 1446, 1485, 1497, 1512, 1540, 1584, 1680, 1687, 1848, 1890, 1928, 1980, 1996, 2079, 2160, 2169, 2310, 2376, 2410, 2495, 2520, 2640, 2651, 2772, 2892, 2970, 2994, 3024, 3080, 3374, 3465, 3493, 3615, 3696, 3780, 3856, 3960, 3992, 4158, 4338, 4491, 4620, 4752, 4820, 4990, 5040, 5061, 5302, 5489, 5544, 5784, 5940, 5988, 6160, 6507, 6748, 6930, 6986, 7230, 7485, 7560, 7920, 7953, 7984, 8316, 8435, 8676, 8982, 9240, 9640, 9980, 10122, 10395, 10479, 10604, 10845, 10978, 11088, 11568, 11880, 11976, 13014, 13255, 13473, 13496, 13860, 13972, 14460, 14970, 15120, 15183, 15906, 16467, 16632, 16870, 17352, 17465, 17964, 18480, 18557, 19280, 19960, 20244, 20790, 20958, 21208, 21690, 21956, 22455, 23760, 23859, 23952, 25305, 26028, 26510, 26946, 26992, 27445, 27720, 27944, 28920, 29940, 30366, 31437, 31812, 32535, 32934, 33264, 33740, 34704, 34930, 35928, 37114, 38423, 39765, 39920, 40488, 41580, 41916, 42416, 43380, 43912, 44910, 45549, 47718, 49401, 50610, 52056, 52395, 53020, 53892, 54890, 55440, 55671, 55888, 57840, 59880, 60732, 62874, 63624, 65070, 65868, 67365, 67480, 69860, 71577, 71856, 74228, 75915, 76846, 79530, 80976, 82335, 83160, 83832, 86760, 87824, 89820, 91098, 92785, 94311, 95436, 98802, 101220, 104112, 104790, 106040, 107784, 109780, 111342, 115269, 119295, 119760, 120259, 121464, 125748, 127248, 130140, 131736, 134730, 134960, 139720, 143154, 148203, 148456, 151830, 153692, 157185, 159060, 164670, 166320, 167013, 167664, 173520, 179640, 182196, 185570, 188622, 190872, 192115, 197604, 202440, 209580, 212080, 215568, 219560, 222684, 227745, 230538, 238590, 240518, 242928, 247005, 251496, 260280, 263472, 269460, 278355, 279440, 286308, 296406, 296912, 303660, 307384, 314370, 318120, 329340, 334026, 345807, 357885, 359280, 360777, 364392, 371140, 377244, 381744, 384230, 395208, 404880, 419160, 439120, 445368, 455490, 461076, 471555, 477180, 481036, 494010, 501039, 502992, 520560, 538920, 556710, 572616, 576345, 592812, 601295, 607320, 614768, 628740, 636240, 658680, 668052, 691614, 715770, 721554, 728784, 741015, 742280, 754488, 768460, 790416, 835065, 838320, 841813, 890736, 910980, 922152, 943110, 954360, 962072, 988020, 1002078, 1037421, 1077840, 1082331, 1113420, 1145232, 1152690, 1185624, 1202590, 1214640, 1257480, 1317360, 1322849, 1336104, 1383228, 1431540, 1443108, 1482030, 1484560, 1508976, 1536920, 1670130, 1683626, 1729035, 1803885, 1821960, 1844304, 1886220, 1908720, 1924144, 1976040, 2004156, 2074842, 2164662, 2226840, 2305380, 2371248, 2405180, 2505195, 2514960, 2525439, 2645698, 2672208, 2766456, 2863080, 2886216, 2964060, 3073840, 3246993, 3340260, 3367252, 3458070, 3607770, 3643920, 3772440, 3952080, 3968547, 4008312, 4149684, 4209065, 4329324, 4453680, 4610760, 4810360, 5010390, 5050878, 5187105, 5291396, 5411655, 5532912, 5726160, 5772432, 5928120, 6493986, 6614245, 6680520, 6734504, 6916140, 7215540, 7544880, 7576317, 7937094, 8016624, 8299368, 8418130, 8658648, 9221520, 9259943, 9620720, 10020780, 10101756, 10374210, 10582792, 10823310, 11856240, 11905641, 12627195, 12987972, 13228490, 13361040, 13469008, 13832280, 14431080, 15152634, 15874188, 16234965, 16598736, 16836260, 17317296, 18519886, 19842735, 20041560, 20203512, 20748420, 21165584, 21646620, 22728951, 23811282, 25254390, 25975944, 26456980, 27664560, 27779829, 28862160, 30305268, 31748376, 32469930, 33672520, 35716923, 37039772, 37881585, 39685470, 40083120, 40407024, 41496840, 43293240, 45457902, 46299715, 47622564, 50508780, 51951888, 52913960, 55559658, 59528205, 60610536, 63496752, 64939860, 67345040, 71433846, 74079544, 75763170, 79370940, 82993680, 83339487, 86586480, 90915804, 92599430, 95245128, 101017560, 105827920, 111119316, 113644755, 119056410, 121221072, 129879720, 138899145, 142867692, 148159088, 151526340, 158741880, 166678974, 178584615, 181831608, 185198860, 190490256, 202035120, 222238632, 227289510, 238112820, 250018461, 259759440, 277798290, 285735384, 303052680, 317483760, 333357948, 357169230, 363663216, 370397720, 416697435, 444477264, 454579020, 476225640, 500036922, 555596580, 571470768, 606105360, 666715896, 714338460, 740795440, 833394870, 909158040, 952451280, 1000073844, 1111193160, 1250092305, 1333431792, 1428676920, 1666789740, 1818316080, 2000147688, 2222386320, 2500184610, 2857353840, 3333579480, 4000295376, 5000369220, 6667158960, 10000738440, 20001476880]

約数ペア:

[(1, 20001476880), (2, 10000738440), (3, 6667158960), (4, 5000369220), (5, 4000295376), (6, 3333579480), (7, 2857353840), (8, 2500184610), (9, 2222386320), (10, 2000147688), (11, 1818316080), (12, 1666789740), (14, 1428676920), (15, 1333431792), (16, 1250092305), (18, 1111193160), (20, 1000073844), (21, 952451280), (22, 909158040), (24, 833394870), (27, 740795440), (28, 714338460), (30, 666715896), (33, 606105360), (35, 571470768), (36, 555596580), (40, 500036922), (42, 476225640), (44, 454579020), (45, 444477264), (48, 416697435), (54, 370397720), (55, 363663216), (56, 357169230), (60, 333357948), (63, 317483760), (66, 303052680), (70, 285735384), (72, 277798290), (77, 259759440), (80, 250018461), (84, 238112820), (88, 227289510), (90, 222238632), (99, 202035120), (105, 190490256), (108, 185198860), (110, 181831608), (112, 178584615), (120, 166678974), (126, 158741880), (132, 151526340), (135, 148159088), (140, 142867692), (144, 138899145), (154, 129879720), (165, 121221072), (168, 119056410), (176, 113644755), (180, 111119316), (189, 105827920), (198, 101017560), (210, 95245128), (216, 92599430), (220, 90915804), (231, 86586480), (240, 83339487), (241, 82993680), (252, 79370940), (264, 75763170), (270, 74079544), (280, 71433846), (297, 67345040), (308, 64939860), (315, 63496752), (330, 60610536), (336, 59528205), (360, 55559658), (378, 52913960), (385, 51951888), (396, 50508780), (420, 47622564), (432, 46299715), (440, 45457902), (462, 43293240), (482, 41496840), (495, 40407024), (499, 40083120), (504, 39685470), (528, 37881585), (540, 37039772), (560, 35716923), (594, 33672520), (616, 32469930), (630, 31748376), (660, 30305268), (693, 28862160), (720, 27779829), (723, 27664560), (756, 26456980), (770, 25975944), (792, 25254390), (840, 23811282), (880, 22728951), (924, 21646620), (945, 21165584), (964, 20748420), (990, 20203512), (998, 20041560), (1008, 19842735), (1080, 18519886), (1155, 17317296), (1188, 16836260), (1205, 16598736), (1232, 16234965), (1260, 15874188), (1320, 15152634), (1386, 14431080), (1446, 13832280), (1485, 13469008), (1497, 13361040), (1512, 13228490), (1540, 12987972), (1584, 12627195), (1680, 11905641), (1687, 11856240), (1848, 10823310), (1890, 10582792), (1928, 10374210), (1980, 10101756), (1996, 10020780), (2079, 9620720), (2160, 9259943), (2169, 9221520), (2310, 8658648), (2376, 8418130), (2410, 8299368), (2495, 8016624), (2520, 7937094), (2640, 7576317), (2651, 7544880), (2772, 7215540), (2892, 6916140), (2970, 6734504), (2994, 6680520), (3024, 6614245), (3080, 6493986), (3374, 5928120), (3465, 5772432), (3493, 5726160), (3615, 5532912), (3696, 5411655), (3780, 5291396), (3856, 5187105), (3960, 5050878), (3992, 5010390), (4158, 4810360), (4338, 4610760), (4491, 4453680), (4620, 4329324), (4752, 4209065), (4820, 4149684), (4990, 4008312), (5040, 3968547), (5061, 3952080), (5302, 3772440), (5489, 3643920), (5544, 3607770), (5784, 3458070), (5940, 3367252), (5988, 3340260), (6160, 3246993), (6507, 3073840), (6748, 2964060), (6930, 2886216), (6986, 2863080), (7230, 2766456), (7485, 2672208), (7560, 2645698), (7920, 2525439), (7953, 2514960), (7984, 2505195), (8316, 2405180), (8435, 2371248), (8676, 2305380), (8982, 2226840), (9240, 2164662), (9640, 2074842), (9980, 2004156), (10122, 1976040), (10395, 1924144), (10479, 1908720), (10604, 1886220), (10845, 1844304), (10978, 1821960), (11088, 1803885), (11568, 1729035), (11880, 1683626), (11976, 1670130), (13014, 1536920), (13255, 1508976), (13473, 1484560), (13496, 1482030), (13860, 1443108), (13972, 1431540), (14460, 1383228), (14970, 1336104), (15120, 1322849), (15183, 1317360), (15906, 1257480), (16467, 1214640), (16632, 1202590), (16870, 1185624), (17352, 1152690), (17465, 1145232), (17964, 1113420), (18480, 1082331), (18557, 1077840), (19280, 1037421), (19960, 1002078), (20244, 988020), (20790, 962072), (20958, 954360), (21208, 943110), (21690, 922152), (21956, 910980), (22455, 890736), (23760, 841813), (23859, 838320), (23952, 835065), (25305, 790416), (26028, 768460), (26510, 754488), (26946, 742280), (26992, 741015), (27445, 728784), (27720, 721554), (27944, 715770), (28920, 691614), (29940, 668052), (30366, 658680), (31437, 636240), (31812, 628740), (32535, 614768), (32934, 607320), (33264, 601295), (33740, 592812), (34704, 576345), (34930, 572616), (35928, 556710), (37114, 538920), (38423, 520560), (39765, 502992), (39920, 501039), (40488, 494010), (41580, 481036), (41916, 477180), (42416, 471555), (43380, 461076), (43912, 455490), (44910, 445368), (45549, 439120), (47718, 419160), (49401, 404880), (50610, 395208), (52056, 384230), (52395, 381744), (53020, 377244), (53892, 371140), (54890, 364392), (55440, 360777), (55671, 359280), (55888, 357885), (57840, 345807), (59880, 334026), (60732, 329340), (62874, 318120), (63624, 314370), (65070, 307384), (65868, 303660), (67365, 296912), (67480, 296406), (69860, 286308), (71577, 279440), (71856, 278355), (74228, 269460), (75915, 263472), (76846, 260280), (79530, 251496), (80976, 247005), (82335, 242928), (83160, 240518), (83832, 238590), (86760, 230538), (87824, 227745), (89820, 222684), (91098, 219560), (92785, 215568), (94311, 212080), (95436, 209580), (98802, 202440), (101220, 197604), (104112, 192115), (104790, 190872), (106040, 188622), (107784, 185570), (109780, 182196), (111342, 179640), (115269, 173520), (119295, 167664), (119760, 167013), (120259, 166320), (121464, 164670), (125748, 159060), (127248, 157185), (130140, 153692), (131736, 151830), (134730, 148456), (134960, 148203), (139720, 143154)]