18152040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{457}}^1$

素因数の和:802

約数の個数: 64

約数和(自身を含む): 54740160

約数和(自身を除く): 36588120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331, 457, 662, 914, 993, 1324, 1371, 1655, 1828, 1986, 2285, 2648, 2742, 3310, 3656, 3972, 4570, 4965, 5484, 6620, 6855, 7944, 9140, 9930, 10968, 13240, 13710, 18280, 19860, 27420, 39720, 54840, 151267, 302534, 453801, 605068, 756335, 907602, 1210136, 1512670, 1815204, 2269005, 3025340, 3630408, 4538010, 6050680, 9076020, 18152040]

約数ペア:

[(1, 18152040), (2, 9076020), (3, 6050680), (4, 4538010), (5, 3630408), (6, 3025340), (8, 2269005), (10, 1815204), (12, 1512670), (15, 1210136), (20, 907602), (24, 756335), (30, 605068), (40, 453801), (60, 302534), (120, 151267), (331, 54840), (457, 39720), (662, 27420), (914, 19860), (993, 18280), (1324, 13710), (1371, 13240), (1655, 10968), (1828, 9930), (1986, 9140), (2285, 7944), (2648, 6855), (2742, 6620), (3310, 5484), (3656, 4965), (3972, 4570)]