639307296

素因数分解:

$2^5\times 3^3\times {\mathrm{31}}^1\times {\mathrm{23869}}^1$

素因数の和:23919

約数の個数: 96

約数和(自身を含む): 1924876800

約数和(自身を除く): 1285569504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 93, 96, 108, 124, 144, 186, 216, 248, 279, 288, 372, 432, 496, 558, 744, 837, 864, 992, 1116, 1488, 1674, 2232, 2976, 3348, 4464, 6696, 8928, 13392, 23869, 26784, 47738, 71607, 95476, 143214, 190952, 214821, 286428, 381904, 429642, 572856, 644463, 739939, 763808, 859284, 1145712, 1288926, 1479878, 1718568, 2219817, 2291424, 2577852, 2959756, 3437136, 4439634, 5155704, 5919512, 6659451, 6874272, 8879268, 10311408, 11839024, 13318902, 17758536, 19978353, 20622816, 23678048, 26637804, 35517072, 39956706, 53275608, 71034144, 79913412, 106551216, 159826824, 213102432, 319653648, 639307296]

約数ペア:

[(1, 639307296), (2, 319653648), (3, 213102432), (4, 159826824), (6, 106551216), (8, 79913412), (9, 71034144), (12, 53275608), (16, 39956706), (18, 35517072), (24, 26637804), (27, 23678048), (31, 20622816), (32, 19978353), (36, 17758536), (48, 13318902), (54, 11839024), (62, 10311408), (72, 8879268), (93, 6874272), (96, 6659451), (108, 5919512), (124, 5155704), (144, 4439634), (186, 3437136), (216, 2959756), (248, 2577852), (279, 2291424), (288, 2219817), (372, 1718568), (432, 1479878), (496, 1288926), (558, 1145712), (744, 859284), (837, 763808), (864, 739939), (992, 644463), (1116, 572856), (1488, 429642), (1674, 381904), (2232, 286428), (2976, 214821), (3348, 190952), (4464, 143214), (6696, 95476), (8928, 71607), (13392, 47738), (23869, 26784)]