220591040

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{601}}^1$

素因数の和:686

約数の個数: 112

約数和(自身を含む): 557808384

約数和(自身を除く): 337217344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 148, 155, 160, 185, 248, 296, 310, 320, 370, 496, 592, 601, 620, 740, 992, 1147, 1184, 1202, 1240, 1480, 1984, 2294, 2368, 2404, 2480, 2960, 3005, 4588, 4808, 4960, 5735, 5920, 6010, 9176, 9616, 9920, 11470, 11840, 12020, 18352, 18631, 19232, 22237, 22940, 24040, 36704, 37262, 38464, 44474, 45880, 48080, 73408, 74524, 88948, 91760, 93155, 96160, 111185, 149048, 177896, 183520, 186310, 192320, 222370, 298096, 355792, 367040, 372620, 444740, 596192, 689347, 711584, 745240, 889480, 1192384, 1378694, 1423168, 1490480, 1778960, 2757388, 2980960, 3446735, 3557920, 5514776, 5961920, 6893470, 7115840, 11029552, 13786940, 22059104, 27573880, 44118208, 55147760, 110295520, 220591040]

約数ペア:

[(1, 220591040), (2, 110295520), (4, 55147760), (5, 44118208), (8, 27573880), (10, 22059104), (16, 13786940), (20, 11029552), (31, 7115840), (32, 6893470), (37, 5961920), (40, 5514776), (62, 3557920), (64, 3446735), (74, 2980960), (80, 2757388), (124, 1778960), (148, 1490480), (155, 1423168), (160, 1378694), (185, 1192384), (248, 889480), (296, 745240), (310, 711584), (320, 689347), (370, 596192), (496, 444740), (592, 372620), (601, 367040), (620, 355792), (740, 298096), (992, 222370), (1147, 192320), (1184, 186310), (1202, 183520), (1240, 177896), (1480, 149048), (1984, 111185), (2294, 96160), (2368, 93155), (2404, 91760), (2480, 88948), (2960, 74524), (3005, 73408), (4588, 48080), (4808, 45880), (4960, 44474), (5735, 38464), (5920, 37262), (6010, 36704), (9176, 24040), (9616, 22940), (9920, 22237), (11470, 19232), (11840, 18631), (12020, 18352)]