91866640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2179}}^1$

素因数の和:2240

約数の個数: 80

約数和(自身を含む): 233556480

約数和(自身を除く): 141689840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2179, 2480, 2635, 4216, 4358, 5270, 8432, 8716, 10540, 10895, 17432, 21080, 21790, 34864, 37043, 42160, 43580, 67549, 74086, 87160, 135098, 148172, 174320, 185215, 270196, 296344, 337745, 370430, 540392, 592688, 675490, 740860, 1080784, 1148333, 1350980, 1481720, 2296666, 2701960, 2963440, 4593332, 5403920, 5741665, 9186664, 11483330, 18373328, 22966660, 45933320, 91866640]

約数ペア:

[(1, 91866640), (2, 45933320), (4, 22966660), (5, 18373328), (8, 11483330), (10, 9186664), (16, 5741665), (17, 5403920), (20, 4593332), (31, 2963440), (34, 2701960), (40, 2296666), (62, 1481720), (68, 1350980), (80, 1148333), (85, 1080784), (124, 740860), (136, 675490), (155, 592688), (170, 540392), (248, 370430), (272, 337745), (310, 296344), (340, 270196), (496, 185215), (527, 174320), (620, 148172), (680, 135098), (1054, 87160), (1240, 74086), (1360, 67549), (2108, 43580), (2179, 42160), (2480, 37043), (2635, 34864), (4216, 21790), (4358, 21080), (5270, 17432), (8432, 10895), (8716, 10540)]