1621265880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{35837}}^1$

素因数の和:35893

約数の個数: 128

約数和(自身を含む): 5418705600

約数和(自身を除く): 3797439720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 1131, 1160, 1508, 1560, 1740, 1885, 2262, 3016, 3480, 3770, 4524, 5655, 7540, 9048, 11310, 15080, 22620, 35837, 45240, 71674, 107511, 143348, 179185, 215022, 286696, 358370, 430044, 465881, 537555, 716740, 860088, 931762, 1039273, 1075110, 1397643, 1433480, 1863524, 2078546, 2150220, 2329405, 2795286, 3117819, 3727048, 4157092, 4300440, 4658810, 5196365, 5590572, 6235638, 6988215, 8314184, 9317620, 10392730, 11181144, 12471276, 13510549, 13976430, 15589095, 18635240, 20785460, 24942552, 27021098, 27952860, 31178190, 40531647, 41570920, 54042196, 55905720, 62356380, 67552745, 81063294, 108084392, 124712760, 135105490, 162126588, 202658235, 270210980, 324253176, 405316470, 540421960, 810632940, 1621265880]

約数ペア:

[(1, 1621265880), (2, 810632940), (3, 540421960), (4, 405316470), (5, 324253176), (6, 270210980), (8, 202658235), (10, 162126588), (12, 135105490), (13, 124712760), (15, 108084392), (20, 81063294), (24, 67552745), (26, 62356380), (29, 55905720), (30, 54042196), (39, 41570920), (40, 40531647), (52, 31178190), (58, 27952860), (60, 27021098), (65, 24942552), (78, 20785460), (87, 18635240), (104, 15589095), (116, 13976430), (120, 13510549), (130, 12471276), (145, 11181144), (156, 10392730), (174, 9317620), (195, 8314184), (232, 6988215), (260, 6235638), (290, 5590572), (312, 5196365), (348, 4658810), (377, 4300440), (390, 4157092), (435, 3727048), (520, 3117819), (580, 2795286), (696, 2329405), (754, 2150220), (780, 2078546), (870, 1863524), (1131, 1433480), (1160, 1397643), (1508, 1075110), (1560, 1039273), (1740, 931762), (1885, 860088), (2262, 716740), (3016, 537555), (3480, 465881), (3770, 430044), (4524, 358370), (5655, 286696), (7540, 215022), (9048, 179185), (11310, 143348), (15080, 107511), (22620, 71674), (35837, 45240)]