864515280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211891}}^1$

素因数の和:211924

約数の個数: 80

約数和(自身を含む): 2837657664

約数和(自身を除く): 1973142384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 211891, 423782, 635673, 847564, 1059455, 1271346, 1695128, 2118910, 2542692, 3178365, 3390256, 3602147, 4237820, 5085384, 6356730, 7204294, 8475640, 10170768, 10806441, 12713460, 14408588, 16951280, 18010735, 21612882, 25426920, 28817176, 36021470, 43225764, 50853840, 54032205, 57634352, 72042940, 86451528, 108064410, 144085880, 172903056, 216128820, 288171760, 432257640, 864515280]

約数ペア:

[(1, 864515280), (2, 432257640), (3, 288171760), (4, 216128820), (5, 172903056), (6, 144085880), (8, 108064410), (10, 86451528), (12, 72042940), (15, 57634352), (16, 54032205), (17, 50853840), (20, 43225764), (24, 36021470), (30, 28817176), (34, 25426920), (40, 21612882), (48, 18010735), (51, 16951280), (60, 14408588), (68, 12713460), (80, 10806441), (85, 10170768), (102, 8475640), (120, 7204294), (136, 6356730), (170, 5085384), (204, 4237820), (240, 3602147), (255, 3390256), (272, 3178365), (340, 2542692), (408, 2118910), (510, 1695128), (680, 1271346), (816, 1059455), (1020, 847564), (1360, 635673), (2040, 423782), (4080, 211891)]