220376880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{997}}^1$

素因数の和:1323

約数の個数: 120

約数和(自身を含む): 743254512

約数和(自身を除く): 522877632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 307, 360, 614, 720, 921, 997, 1228, 1535, 1842, 1994, 2456, 2763, 2991, 3070, 3684, 3988, 4605, 4912, 4985, 5526, 5982, 6140, 7368, 7976, 8973, 9210, 9970, 11052, 11964, 12280, 13815, 14736, 14955, 15952, 17946, 18420, 19940, 22104, 23928, 24560, 27630, 29910, 35892, 36840, 39880, 44208, 44865, 47856, 55260, 59820, 71784, 73680, 79760, 89730, 110520, 119640, 143568, 179460, 221040, 239280, 306079, 358920, 612158, 717840, 918237, 1224316, 1530395, 1836474, 2448632, 2754711, 3060790, 3672948, 4591185, 4897264, 5509422, 6121580, 7345896, 9182370, 11018844, 12243160, 13773555, 14691792, 18364740, 22037688, 24486320, 27547110, 36729480, 44075376, 55094220, 73458960, 110188440, 220376880]

約数ペア:

[(1, 220376880), (2, 110188440), (3, 73458960), (4, 55094220), (5, 44075376), (6, 36729480), (8, 27547110), (9, 24486320), (10, 22037688), (12, 18364740), (15, 14691792), (16, 13773555), (18, 12243160), (20, 11018844), (24, 9182370), (30, 7345896), (36, 6121580), (40, 5509422), (45, 4897264), (48, 4591185), (60, 3672948), (72, 3060790), (80, 2754711), (90, 2448632), (120, 1836474), (144, 1530395), (180, 1224316), (240, 918237), (307, 717840), (360, 612158), (614, 358920), (720, 306079), (921, 239280), (997, 221040), (1228, 179460), (1535, 143568), (1842, 119640), (1994, 110520), (2456, 89730), (2763, 79760), (2991, 73680), (3070, 71784), (3684, 59820), (3988, 55260), (4605, 47856), (4912, 44865), (4985, 44208), (5526, 39880), (5982, 36840), (6140, 35892), (7368, 29910), (7976, 27630), (8973, 24560), (9210, 23928), (9970, 22104), (11052, 19940), (11964, 18420), (12280, 17946), (13815, 15952), (14736, 14955)]