155628760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{821}}^1$

素因数の和:1516

約数の個数: 64

約数和(自身を含む): 401267520

約数和(自身を除く): 245638760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 677, 821, 1354, 1642, 2708, 3284, 3385, 4105, 4739, 5416, 5747, 6568, 6770, 8210, 9478, 11494, 13540, 16420, 18956, 22988, 23695, 27080, 28735, 32840, 37912, 45976, 47390, 57470, 94780, 114940, 189560, 229880, 555817, 1111634, 2223268, 2779085, 3890719, 4446536, 5558170, 7781438, 11116340, 15562876, 19453595, 22232680, 31125752, 38907190, 77814380, 155628760]

約数ペア:

[(1, 155628760), (2, 77814380), (4, 38907190), (5, 31125752), (7, 22232680), (8, 19453595), (10, 15562876), (14, 11116340), (20, 7781438), (28, 5558170), (35, 4446536), (40, 3890719), (56, 2779085), (70, 2223268), (140, 1111634), (280, 555817), (677, 229880), (821, 189560), (1354, 114940), (1642, 94780), (2708, 57470), (3284, 47390), (3385, 45976), (4105, 37912), (4739, 32840), (5416, 28735), (5747, 27080), (6568, 23695), (6770, 22988), (8210, 18956), (9478, 16420), (11494, 13540)]