20177638560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^2$

素因数の和:289

約数の個数: 432

約数和(自身を含む): 73220860440

約数和(自身を除く): 53043221880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 61, 72, 80, 87, 89, 90, 96, 116, 120, 122, 144, 145, 160, 174, 178, 180, 183, 232, 240, 244, 261, 267, 288, 290, 305, 348, 356, 360, 366, 435, 445, 464, 480, 488, 522, 534, 549, 580, 610, 696, 712, 720, 732, 801, 870, 890, 915, 928, 976, 1044, 1068, 1098, 1160, 1220, 1305, 1335, 1392, 1424, 1440, 1464, 1602, 1740, 1769, 1780, 1830, 1952, 2088, 2136, 2196, 2320, 2440, 2581, 2610, 2670, 2745, 2784, 2848, 2928, 3204, 3480, 3538, 3560, 3660, 4005, 4176, 4272, 4392, 4640, 4880, 5162, 5220, 5307, 5340, 5429, 5490, 5856, 6408, 6960, 7076, 7120, 7320, 7743, 7921, 8010, 8352, 8544, 8784, 8845, 9760, 10324, 10440, 10614, 10680, 10858, 10980, 12816, 12905, 13920, 14152, 14240, 14640, 15486, 15842, 15921, 16020, 16287, 17568, 17690, 20648, 20880, 21228, 21360, 21716, 21960, 23229, 23763, 25632, 25810, 26535, 27145, 28304, 29280, 30972, 31684, 31842, 32040, 32574, 35380, 38715, 39605, 41296, 41760, 42456, 42720, 43432, 43920, 46458, 47526, 48861, 51620, 53070, 54290, 56608, 61944, 63368, 63684, 64080, 65148, 70760, 71289, 77430, 79210, 79605, 81435, 82592, 84912, 86864, 87840, 92916, 95052, 97722, 103240, 106140, 108580, 116145, 118815, 123888, 126736, 127368, 128160, 130296, 141520, 142578, 154860, 157441, 158420, 159210, 162870, 169824, 173728, 185832, 190104, 195444, 206480, 212280, 217160, 229709, 232290, 237630, 244305, 247776, 253472, 254736, 260592, 283040, 285156, 309720, 314882, 316840, 318420, 325740, 356445, 371664, 380208, 390888, 412960, 424560, 434320, 459418, 464580, 472323, 475260, 483181, 488610, 509472, 521184, 570312, 619440, 629764, 633680, 636840, 651480, 689127, 712890, 743328, 760416, 781776, 787205, 849120, 868640, 918836, 929160, 944646, 950520, 966362, 977220, 1140624, 1148545, 1238880, 1259528, 1267360, 1273680, 1302960, 1378254, 1416969, 1425780, 1449543, 1563552, 1574410, 1837672, 1858320, 1889292, 1901040, 1932724, 1954440, 2067381, 2281248, 2297090, 2361615, 2415905, 2519056, 2547360, 2605920, 2756508, 2833938, 2851560, 2899086, 3148820, 3445635, 3675344, 3716640, 3778584, 3802080, 3865448, 3908880, 4134762, 4348629, 4594180, 4723230, 4831810, 5038112, 5513016, 5667876, 5703120, 5798172, 6297640, 6891270, 7084845, 7247715, 7350688, 7557168, 7730896, 7817760, 8269524, 8697258, 9188360, 9446460, 9663620, 10336905, 11026032, 11335752, 11406240, 11596344, 12595280, 13782540, 14012249, 14169690, 14495430, 15114336, 15461792, 16539048, 17394516, 18376720, 18892920, 19327240, 20673810, 21743145, 22052064, 22671504, 23192688, 25190560, 27565080, 28024498, 28339380, 28990860, 33078096, 34789032, 36753440, 37785840, 38654480, 41347620, 42036747, 43486290, 45343008, 46385376, 55130160, 56048996, 56678760, 57981720, 66156192, 69578064, 70061245, 75571680, 77308960, 82695240, 84073494, 86972580, 110260320, 112097992, 113357520, 115963440, 126110241, 139156128, 140122490, 165390480, 168146988, 173945160, 210183735, 224195984, 226715040, 231926880, 252220482, 280244980, 330780960, 336293976, 347890320, 420367470, 448391968, 504440964, 560489960, 630551205, 672587952, 695780640, 840734940, 1008881928, 1120979920, 1261102410, 1345175904, 1681469880, 2017763856, 2241959840, 2522204820, 3362939760, 4035527712, 5044409640, 6725879520, 10088819280, 20177638560]

約数ペア:

[(1, 20177638560), (2, 10088819280), (3, 6725879520), (4, 5044409640), (5, 4035527712), (6, 3362939760), (8, 2522204820), (9, 2241959840), (10, 2017763856), (12, 1681469880), (15, 1345175904), (16, 1261102410), (18, 1120979920), (20, 1008881928), (24, 840734940), (29, 695780640), (30, 672587952), (32, 630551205), (36, 560489960), (40, 504440964), (45, 448391968), (48, 420367470), (58, 347890320), (60, 336293976), (61, 330780960), (72, 280244980), (80, 252220482), (87, 231926880), (89, 226715040), (90, 224195984), (96, 210183735), (116, 173945160), (120, 168146988), (122, 165390480), (144, 140122490), (145, 139156128), (160, 126110241), (174, 115963440), (178, 113357520), (180, 112097992), (183, 110260320), (232, 86972580), (240, 84073494), (244, 82695240), (261, 77308960), (267, 75571680), (288, 70061245), (290, 69578064), (305, 66156192), (348, 57981720), (356, 56678760), (360, 56048996), (366, 55130160), (435, 46385376), (445, 45343008), (464, 43486290), (480, 42036747), (488, 41347620), (522, 38654480), (534, 37785840), (549, 36753440), (580, 34789032), (610, 33078096), (696, 28990860), (712, 28339380), (720, 28024498), (732, 27565080), (801, 25190560), (870, 23192688), (890, 22671504), (915, 22052064), (928, 21743145), (976, 20673810), (1044, 19327240), (1068, 18892920), (1098, 18376720), (1160, 17394516), (1220, 16539048), (1305, 15461792), (1335, 15114336), (1392, 14495430), (1424, 14169690), (1440, 14012249), (1464, 13782540), (1602, 12595280), (1740, 11596344), (1769, 11406240), (1780, 11335752), (1830, 11026032), (1952, 10336905), (2088, 9663620), (2136, 9446460), (2196, 9188360), (2320, 8697258), (2440, 8269524), (2581, 7817760), (2610, 7730896), (2670, 7557168), (2745, 7350688), (2784, 7247715), (2848, 7084845), (2928, 6891270), (3204, 6297640), (3480, 5798172), (3538, 5703120), (3560, 5667876), (3660, 5513016), (4005, 5038112), (4176, 4831810), (4272, 4723230), (4392, 4594180), (4640, 4348629), (4880, 4134762), (5162, 3908880), (5220, 3865448), (5307, 3802080), (5340, 3778584), (5429, 3716640), (5490, 3675344), (5856, 3445635), (6408, 3148820), (6960, 2899086), (7076, 2851560), (7120, 2833938), (7320, 2756508), (7743, 2605920), (7921, 2547360), (8010, 2519056), (8352, 2415905), (8544, 2361615), (8784, 2297090), (8845, 2281248), (9760, 2067381), (10324, 1954440), (10440, 1932724), (10614, 1901040), (10680, 1889292), (10858, 1858320), (10980, 1837672), (12816, 1574410), (12905, 1563552), (13920, 1449543), (14152, 1425780), (14240, 1416969), (14640, 1378254), (15486, 1302960), (15842, 1273680), (15921, 1267360), (16020, 1259528), (16287, 1238880), (17568, 1148545), (17690, 1140624), (20648, 977220), (20880, 966362), (21228, 950520), (21360, 944646), (21716, 929160), (21960, 918836), (23229, 868640), (23763, 849120), (25632, 787205), (25810, 781776), (26535, 760416), (27145, 743328), (28304, 712890), (29280, 689127), (30972, 651480), (31684, 636840), (31842, 633680), (32040, 629764), (32574, 619440), (35380, 570312), (38715, 521184), (39605, 509472), (41296, 488610), (41760, 483181), (42456, 475260), (42720, 472323), (43432, 464580), (43920, 459418), (46458, 434320), (47526, 424560), (48861, 412960), (51620, 390888), (53070, 380208), (54290, 371664), (56608, 356445), (61944, 325740), (63368, 318420), (63684, 316840), (64080, 314882), (65148, 309720), (70760, 285156), (71289, 283040), (77430, 260592), (79210, 254736), (79605, 253472), (81435, 247776), (82592, 244305), (84912, 237630), (86864, 232290), (87840, 229709), (92916, 217160), (95052, 212280), (97722, 206480), (103240, 195444), (106140, 190104), (108580, 185832), (116145, 173728), (118815, 169824), (123888, 162870), (126736, 159210), (127368, 158420), (128160, 157441), (130296, 154860), (141520, 142578)]