647519320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{10657}}^1$

素因数の和:10713

約数の個数: 96

約数和(自身を含む): 1749617280

約数和(自身を除く): 1102097960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 620, 868, 980, 1085, 1240, 1519, 1736, 1960, 2170, 3038, 4340, 6076, 7595, 8680, 10657, 12152, 15190, 21314, 30380, 42628, 53285, 60760, 74599, 85256, 106570, 149198, 213140, 298396, 330367, 372995, 426280, 522193, 596792, 660734, 745990, 1044386, 1321468, 1491980, 1651835, 2088772, 2312569, 2610965, 2642936, 2983960, 3303670, 4177544, 4625138, 5221930, 6607340, 9250276, 10443860, 11562845, 13214680, 16187983, 18500552, 20887720, 23125690, 32375966, 46251380, 64751932, 80939915, 92502760, 129503864, 161879830, 323759660, 647519320]

約数ペア:

[(1, 647519320), (2, 323759660), (4, 161879830), (5, 129503864), (7, 92502760), (8, 80939915), (10, 64751932), (14, 46251380), (20, 32375966), (28, 23125690), (31, 20887720), (35, 18500552), (40, 16187983), (49, 13214680), (56, 11562845), (62, 10443860), (70, 9250276), (98, 6607340), (124, 5221930), (140, 4625138), (155, 4177544), (196, 3303670), (217, 2983960), (245, 2642936), (248, 2610965), (280, 2312569), (310, 2088772), (392, 1651835), (434, 1491980), (490, 1321468), (620, 1044386), (868, 745990), (980, 660734), (1085, 596792), (1240, 522193), (1519, 426280), (1736, 372995), (1960, 330367), (2170, 298396), (3038, 213140), (4340, 149198), (6076, 106570), (7595, 85256), (8680, 74599), (10657, 60760), (12152, 53285), (15190, 42628), (21314, 30380)]