278326920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79979}}^1$

素因数の和:80022

約数の個数: 64

約数和(自身を含む): 863784000

約数和(自身を除く): 585457080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 79979, 159958, 239937, 319916, 399895, 479874, 639832, 799790, 959748, 1199685, 1599580, 1919496, 2319391, 2399370, 3199160, 4638782, 4798740, 6958173, 9277564, 9597480, 11596955, 13916346, 18555128, 23193910, 27832692, 34790865, 46387820, 55665384, 69581730, 92775640, 139163460, 278326920]

約数ペア:

[(1, 278326920), (2, 139163460), (3, 92775640), (4, 69581730), (5, 55665384), (6, 46387820), (8, 34790865), (10, 27832692), (12, 23193910), (15, 18555128), (20, 13916346), (24, 11596955), (29, 9597480), (30, 9277564), (40, 6958173), (58, 4798740), (60, 4638782), (87, 3199160), (116, 2399370), (120, 2319391), (145, 1919496), (174, 1599580), (232, 1199685), (290, 959748), (348, 799790), (435, 639832), (580, 479874), (696, 399895), (870, 319916), (1160, 239937), (1740, 159958), (3480, 79979)]