421617287560

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{2459}}^1\times {\mathrm{12497}}^1$

素因数の和:14988

約数の個数: 128

約数和(自身を含む): 1106822880000

約数和(自身を除く): 685205592440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2459, 2744, 3430, 4918, 6860, 9836, 12295, 12497, 13720, 17213, 19672, 24590, 24994, 34426, 49180, 49988, 62485, 68852, 86065, 87479, 98360, 99976, 120491, 124970, 137704, 172130, 174958, 240982, 249940, 344260, 349916, 437395, 481964, 499880, 602455, 612353, 688520, 699832, 843437, 874790, 963928, 1204910, 1224706, 1686874, 1749580, 2409820, 2449412, 3061765, 3373748, 3499160, 4217185, 4286471, 4819640, 4898824, 6123530, 6747496, 8434370, 8572942, 12247060, 16868740, 17145884, 21432355, 24494120, 30730123, 33737480, 34291768, 42864710, 61460246, 85729420, 122920492, 153650615, 171458840, 215110861, 245840984, 307301230, 430221722, 614602460, 860443444, 1075554305, 1229204920, 1505776027, 1720886888, 2151108610, 3011552054, 4302217220, 6023104108, 7528880135, 8604434440, 10540432189, 12046208216, 15057760270, 21080864378, 30115520540, 42161728756, 52702160945, 60231041080, 84323457512, 105404321890, 210808643780, 421617287560]

約数ペア:

[(1, 421617287560), (2, 210808643780), (4, 105404321890), (5, 84323457512), (7, 60231041080), (8, 52702160945), (10, 42161728756), (14, 30115520540), (20, 21080864378), (28, 15057760270), (35, 12046208216), (40, 10540432189), (49, 8604434440), (56, 7528880135), (70, 6023104108), (98, 4302217220), (140, 3011552054), (196, 2151108610), (245, 1720886888), (280, 1505776027), (343, 1229204920), (392, 1075554305), (490, 860443444), (686, 614602460), (980, 430221722), (1372, 307301230), (1715, 245840984), (1960, 215110861), (2459, 171458840), (2744, 153650615), (3430, 122920492), (4918, 85729420), (6860, 61460246), (9836, 42864710), (12295, 34291768), (12497, 33737480), (13720, 30730123), (17213, 24494120), (19672, 21432355), (24590, 17145884), (24994, 16868740), (34426, 12247060), (49180, 8572942), (49988, 8434370), (62485, 6747496), (68852, 6123530), (86065, 4898824), (87479, 4819640), (98360, 4286471), (99976, 4217185), (120491, 3499160), (124970, 3373748), (137704, 3061765), (172130, 2449412), (174958, 2409820), (240982, 1749580), (249940, 1686874), (344260, 1224706), (349916, 1204910), (437395, 963928), (481964, 874790), (499880, 843437), (602455, 699832), (612353, 688520)]