155758640

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:414

約数の個数: 80

約数和(自身を含む): 371628000

約数和(自身を除く): 215869360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 149, 179, 292, 298, 358, 365, 584, 596, 716, 730, 745, 895, 1168, 1192, 1432, 1460, 1490, 1790, 2384, 2864, 2920, 2980, 3580, 5840, 5960, 7160, 10877, 11920, 13067, 14320, 21754, 26134, 26671, 43508, 52268, 53342, 54385, 65335, 87016, 104536, 106684, 108770, 130670, 133355, 174032, 209072, 213368, 217540, 261340, 266710, 426736, 435080, 522680, 533420, 870160, 1045360, 1066840, 1946983, 2133680, 3893966, 7787932, 9734915, 15575864, 19469830, 31151728, 38939660, 77879320, 155758640]

約数ペア:

[(1, 155758640), (2, 77879320), (4, 38939660), (5, 31151728), (8, 19469830), (10, 15575864), (16, 9734915), (20, 7787932), (40, 3893966), (73, 2133680), (80, 1946983), (146, 1066840), (149, 1045360), (179, 870160), (292, 533420), (298, 522680), (358, 435080), (365, 426736), (584, 266710), (596, 261340), (716, 217540), (730, 213368), (745, 209072), (895, 174032), (1168, 133355), (1192, 130670), (1432, 108770), (1460, 106684), (1490, 104536), (1790, 87016), (2384, 65335), (2864, 54385), (2920, 53342), (2980, 52268), (3580, 43508), (5840, 26671), (5960, 26134), (7160, 21754), (10877, 14320), (11920, 13067)]