1551160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 3981600

約数和(自身を除く): 2430440

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 157, 190, 247, 260, 314, 380, 494, 520, 628, 760, 785, 988, 1235, 1256, 1570, 1976, 2041, 2470, 2983, 3140, 4082, 4940, 5966, 6280, 8164, 9880, 10205, 11932, 14915, 16328, 20410, 23864, 29830, 38779, 40820, 59660, 77558, 81640, 119320, 155116, 193895, 310232, 387790, 775580, 1551160]

約数ペア:

[(1, 1551160), (2, 775580), (4, 387790), (5, 310232), (8, 193895), (10, 155116), (13, 119320), (19, 81640), (20, 77558), (26, 59660), (38, 40820), (40, 38779), (52, 29830), (65, 23864), (76, 20410), (95, 16328), (104, 14915), (130, 11932), (152, 10205), (157, 9880), (190, 8164), (247, 6280), (260, 5966), (314, 4940), (380, 4082), (494, 3140), (520, 2983), (628, 2470), (760, 2041), (785, 1976), (988, 1570), (1235, 1256)]