213886920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{821}}^1$

素因数の和:1015

約数の個数: 128

約数和(自身を含む): 696003840

約数和(自身を除く): 482116920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 167, 195, 260, 312, 334, 390, 501, 520, 668, 780, 821, 835, 1002, 1336, 1560, 1642, 1670, 2004, 2171, 2463, 2505, 3284, 3340, 4008, 4105, 4342, 4926, 5010, 6513, 6568, 6680, 8210, 8684, 9852, 10020, 10673, 10855, 12315, 13026, 16420, 17368, 19704, 20040, 21346, 21710, 24630, 26052, 32019, 32565, 32840, 42692, 43420, 49260, 52104, 53365, 64038, 65130, 85384, 86840, 98520, 106730, 128076, 130260, 137107, 160095, 213460, 256152, 260520, 274214, 320190, 411321, 426920, 548428, 640380, 685535, 822642, 1096856, 1280760, 1371070, 1645284, 1782391, 2056605, 2742140, 3290568, 3564782, 4113210, 5347173, 5484280, 7129564, 8226420, 8911955, 10694346, 14259128, 16452840, 17823910, 21388692, 26735865, 35647820, 42777384, 53471730, 71295640, 106943460, 213886920]

約数ペア:

[(1, 213886920), (2, 106943460), (3, 71295640), (4, 53471730), (5, 42777384), (6, 35647820), (8, 26735865), (10, 21388692), (12, 17823910), (13, 16452840), (15, 14259128), (20, 10694346), (24, 8911955), (26, 8226420), (30, 7129564), (39, 5484280), (40, 5347173), (52, 4113210), (60, 3564782), (65, 3290568), (78, 2742140), (104, 2056605), (120, 1782391), (130, 1645284), (156, 1371070), (167, 1280760), (195, 1096856), (260, 822642), (312, 685535), (334, 640380), (390, 548428), (501, 426920), (520, 411321), (668, 320190), (780, 274214), (821, 260520), (835, 256152), (1002, 213460), (1336, 160095), (1560, 137107), (1642, 130260), (1670, 128076), (2004, 106730), (2171, 98520), (2463, 86840), (2505, 85384), (3284, 65130), (3340, 64038), (4008, 53365), (4105, 52104), (4342, 49260), (4926, 43420), (5010, 42692), (6513, 32840), (6568, 32565), (6680, 32019), (8210, 26052), (8684, 24630), (9852, 21710), (10020, 21346), (10673, 20040), (10855, 19704), (12315, 17368), (13026, 16420)]