129461520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 160

約数和(自身を含む): 420687360

約数和(自身を除く): 291225840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 61, 74, 80, 111, 120, 122, 148, 183, 185, 222, 239, 240, 244, 296, 305, 366, 370, 444, 478, 488, 555, 592, 610, 717, 732, 740, 888, 915, 956, 976, 1110, 1195, 1220, 1434, 1464, 1480, 1776, 1830, 1912, 2220, 2257, 2390, 2440, 2868, 2928, 2960, 3585, 3660, 3824, 4440, 4514, 4780, 4880, 5736, 6771, 7170, 7320, 8843, 8880, 9028, 9560, 11285, 11472, 13542, 14340, 14579, 14640, 17686, 18056, 19120, 22570, 26529, 27084, 28680, 29158, 33855, 35372, 36112, 43737, 44215, 45140, 53058, 54168, 57360, 58316, 67710, 70744, 72895, 87474, 88430, 90280, 106116, 108336, 116632, 132645, 135420, 141488, 145790, 174948, 176860, 180560, 212232, 218685, 233264, 265290, 270840, 291580, 349896, 353720, 424464, 437370, 530580, 539423, 541680, 583160, 699792, 707440, 874740, 1061160, 1078846, 1166320, 1618269, 1749480, 2122320, 2157692, 2697115, 3236538, 3498960, 4315384, 5394230, 6473076, 8091345, 8630768, 10788460, 12946152, 16182690, 21576920, 25892304, 32365380, 43153840, 64730760, 129461520]

約数ペア:

[(1, 129461520), (2, 64730760), (3, 43153840), (4, 32365380), (5, 25892304), (6, 21576920), (8, 16182690), (10, 12946152), (12, 10788460), (15, 8630768), (16, 8091345), (20, 6473076), (24, 5394230), (30, 4315384), (37, 3498960), (40, 3236538), (48, 2697115), (60, 2157692), (61, 2122320), (74, 1749480), (80, 1618269), (111, 1166320), (120, 1078846), (122, 1061160), (148, 874740), (183, 707440), (185, 699792), (222, 583160), (239, 541680), (240, 539423), (244, 530580), (296, 437370), (305, 424464), (366, 353720), (370, 349896), (444, 291580), (478, 270840), (488, 265290), (555, 233264), (592, 218685), (610, 212232), (717, 180560), (732, 176860), (740, 174948), (888, 145790), (915, 141488), (956, 135420), (976, 132645), (1110, 116632), (1195, 108336), (1220, 106116), (1434, 90280), (1464, 88430), (1480, 87474), (1776, 72895), (1830, 70744), (1912, 67710), (2220, 58316), (2257, 57360), (2390, 54168), (2440, 53058), (2868, 45140), (2928, 44215), (2960, 43737), (3585, 36112), (3660, 35372), (3824, 33855), (4440, 29158), (4514, 28680), (4780, 27084), (4880, 26529), (5736, 22570), (6771, 19120), (7170, 18056), (7320, 17686), (8843, 14640), (8880, 14579), (9028, 14340), (9560, 13542), (11285, 11472)]