145328520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{6691}}^1$

素因数の和:6886

約数の個数: 64

約数和(自身を含む): 438459840

約数和(自身を除く): 293131320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 181, 362, 543, 724, 905, 1086, 1448, 1810, 2172, 2715, 3620, 4344, 5430, 6691, 7240, 10860, 13382, 20073, 21720, 26764, 33455, 40146, 53528, 66910, 80292, 100365, 133820, 160584, 200730, 267640, 401460, 802920, 1211071, 2422142, 3633213, 4844284, 6055355, 7266426, 9688568, 12110710, 14532852, 18166065, 24221420, 29065704, 36332130, 48442840, 72664260, 145328520]

約数ペア:

[(1, 145328520), (2, 72664260), (3, 48442840), (4, 36332130), (5, 29065704), (6, 24221420), (8, 18166065), (10, 14532852), (12, 12110710), (15, 9688568), (20, 7266426), (24, 6055355), (30, 4844284), (40, 3633213), (60, 2422142), (120, 1211071), (181, 802920), (362, 401460), (543, 267640), (724, 200730), (905, 160584), (1086, 133820), (1448, 100365), (1810, 80292), (2172, 66910), (2715, 53528), (3620, 40146), (4344, 33455), (5430, 26764), (6691, 21720), (7240, 20073), (10860, 13382)]