408053380

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{3499}}^1$

素因数の和:3546

約数の個数: 96

約数和(自身を含む): 1058400000

約数和(自身を除く): 650346620

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 343, 476, 490, 595, 686, 833, 980, 1190, 1372, 1666, 1715, 2380, 3332, 3430, 3499, 4165, 5831, 6860, 6998, 8330, 11662, 13996, 16660, 17495, 23324, 24493, 29155, 34990, 48986, 58310, 59483, 69980, 97972, 116620, 118966, 122465, 171451, 237932, 244930, 297415, 342902, 416381, 489860, 594830, 685804, 832762, 857255, 1189660, 1200157, 1665524, 1714510, 2081905, 2400314, 2914667, 3429020, 4163810, 4800628, 5829334, 6000785, 8327620, 11658668, 12001570, 14573335, 20402669, 24003140, 29146670, 40805338, 58293340, 81610676, 102013345, 204026690, 408053380]

約数ペア:

[(1, 408053380), (2, 204026690), (4, 102013345), (5, 81610676), (7, 58293340), (10, 40805338), (14, 29146670), (17, 24003140), (20, 20402669), (28, 14573335), (34, 12001570), (35, 11658668), (49, 8327620), (68, 6000785), (70, 5829334), (85, 4800628), (98, 4163810), (119, 3429020), (140, 2914667), (170, 2400314), (196, 2081905), (238, 1714510), (245, 1665524), (340, 1200157), (343, 1189660), (476, 857255), (490, 832762), (595, 685804), (686, 594830), (833, 489860), (980, 416381), (1190, 342902), (1372, 297415), (1666, 244930), (1715, 237932), (2380, 171451), (3332, 122465), (3430, 118966), (3499, 116620), (4165, 97972), (5831, 69980), (6860, 59483), (6998, 58310), (8330, 48986), (11662, 34990), (13996, 29155), (16660, 24493), (17495, 23324)]