187121480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{51407}}^1$

素因数の和:51438

約数の個数: 64

約数和(自身を含む): 518192640

約数和(自身を除く): 331071160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 51407, 102814, 205628, 257035, 359849, 411256, 514070, 668291, 719698, 1028140, 1336582, 1439396, 1799245, 2056280, 2673164, 2878792, 3341455, 3598490, 4678037, 5346328, 6682910, 7196980, 9356074, 13365820, 14393960, 18712148, 23390185, 26731640, 37424296, 46780370, 93560740, 187121480]

約数ペア:

[(1, 187121480), (2, 93560740), (4, 46780370), (5, 37424296), (7, 26731640), (8, 23390185), (10, 18712148), (13, 14393960), (14, 13365820), (20, 9356074), (26, 7196980), (28, 6682910), (35, 5346328), (40, 4678037), (52, 3598490), (56, 3341455), (65, 2878792), (70, 2673164), (91, 2056280), (104, 1799245), (130, 1439396), (140, 1336582), (182, 1028140), (260, 719698), (280, 668291), (364, 514070), (455, 411256), (520, 359849), (728, 257035), (910, 205628), (1820, 102814), (3640, 51407)]