2154870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 6013440

約数和(自身を除く): 3858570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 207, 230, 270, 345, 347, 414, 621, 690, 694, 1035, 1041, 1242, 1735, 2070, 2082, 3105, 3123, 3470, 5205, 6210, 6246, 7981, 9369, 10410, 15615, 15962, 18738, 23943, 31230, 39905, 46845, 47886, 71829, 79810, 93690, 119715, 143658, 215487, 239430, 359145, 430974, 718290, 1077435, 2154870]

約数ペア:

[(1, 2154870), (2, 1077435), (3, 718290), (5, 430974), (6, 359145), (9, 239430), (10, 215487), (15, 143658), (18, 119715), (23, 93690), (27, 79810), (30, 71829), (45, 47886), (46, 46845), (54, 39905), (69, 31230), (90, 23943), (115, 18738), (135, 15962), (138, 15615), (207, 10410), (230, 9369), (270, 7981), (345, 6246), (347, 6210), (414, 5205), (621, 3470), (690, 3123), (694, 3105), (1035, 2082), (1041, 2070), (1242, 1735)]