8621460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 26391456

約数和(自身を除く): 17769996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 227, 422, 454, 633, 681, 844, 908, 1055, 1135, 1266, 1362, 1899, 2043, 2110, 2270, 2532, 2724, 3165, 3405, 3798, 4086, 4220, 4540, 6330, 6810, 7596, 8172, 9495, 10215, 12660, 13620, 18990, 20430, 37980, 40860, 47897, 95794, 143691, 191588, 239485, 287382, 431073, 478970, 574764, 718455, 862146, 957940, 1436910, 1724292, 2155365, 2873820, 4310730, 8621460]

約数ペア:

[(1, 8621460), (2, 4310730), (3, 2873820), (4, 2155365), (5, 1724292), (6, 1436910), (9, 957940), (10, 862146), (12, 718455), (15, 574764), (18, 478970), (20, 431073), (30, 287382), (36, 239485), (45, 191588), (60, 143691), (90, 95794), (180, 47897), (211, 40860), (227, 37980), (422, 20430), (454, 18990), (633, 13620), (681, 12660), (844, 10215), (908, 9495), (1055, 8172), (1135, 7596), (1266, 6810), (1362, 6330), (1899, 4540), (2043, 4220), (2110, 4086), (2270, 3798), (2532, 3405), (2724, 3165)]