385710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:89

約数の個数: 64

約数和(自身を含む): 1064448

約数和(自身を除く): 678738

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 43, 46, 65, 69, 78, 86, 115, 129, 130, 138, 195, 215, 230, 258, 299, 345, 390, 430, 559, 598, 645, 690, 897, 989, 1118, 1290, 1495, 1677, 1794, 1978, 2795, 2967, 2990, 3354, 4485, 4945, 5590, 5934, 8385, 8970, 9890, 12857, 14835, 16770, 25714, 29670, 38571, 64285, 77142, 128570, 192855, 385710]

約数ペア:

[(1, 385710), (2, 192855), (3, 128570), (5, 77142), (6, 64285), (10, 38571), (13, 29670), (15, 25714), (23, 16770), (26, 14835), (30, 12857), (39, 9890), (43, 8970), (46, 8385), (65, 5934), (69, 5590), (78, 4945), (86, 4485), (115, 3354), (129, 2990), (130, 2967), (138, 2795), (195, 1978), (215, 1794), (230, 1677), (258, 1495), (299, 1290), (345, 1118), (390, 989), (430, 897), (559, 690), (598, 645)]