149506160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:762

約数の個数: 80

約数和(自身を含む): 370503072

約数和(自身を除く): 220996912

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 211, 272, 340, 422, 521, 680, 844, 1042, 1055, 1360, 1688, 2084, 2110, 2605, 3376, 3587, 4168, 4220, 5210, 7174, 8336, 8440, 8857, 10420, 14348, 16880, 17714, 17935, 20840, 28696, 35428, 35870, 41680, 44285, 57392, 70856, 71740, 88570, 109931, 141712, 143480, 177140, 219862, 286960, 354280, 439724, 549655, 708560, 879448, 1099310, 1758896, 1868827, 2198620, 3737654, 4397240, 7475308, 8794480, 9344135, 14950616, 18688270, 29901232, 37376540, 74753080, 149506160]

約数ペア:

[(1, 149506160), (2, 74753080), (4, 37376540), (5, 29901232), (8, 18688270), (10, 14950616), (16, 9344135), (17, 8794480), (20, 7475308), (34, 4397240), (40, 3737654), (68, 2198620), (80, 1868827), (85, 1758896), (136, 1099310), (170, 879448), (211, 708560), (272, 549655), (340, 439724), (422, 354280), (521, 286960), (680, 219862), (844, 177140), (1042, 143480), (1055, 141712), (1360, 109931), (1688, 88570), (2084, 71740), (2110, 70856), (2605, 57392), (3376, 44285), (3587, 41680), (4168, 35870), (4220, 35428), (5210, 28696), (7174, 20840), (8336, 17935), (8440, 17714), (8857, 16880), (10420, 14348)]