79031820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{188171}}^1$

素因数の和:188190

約数の個数: 48

約数和(自身を含む): 252903168

約数和(自身を除く): 173871348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 188171, 376342, 564513, 752684, 940855, 1129026, 1317197, 1881710, 2258052, 2634394, 2822565, 3763420, 3951591, 5268788, 5645130, 6585985, 7903182, 11290260, 13171970, 15806364, 19757955, 26343940, 39515910, 79031820]

約数ペア:

[(1, 79031820), (2, 39515910), (3, 26343940), (4, 19757955), (5, 15806364), (6, 13171970), (7, 11290260), (10, 7903182), (12, 6585985), (14, 5645130), (15, 5268788), (20, 3951591), (21, 3763420), (28, 2822565), (30, 2634394), (35, 2258052), (42, 1881710), (60, 1317197), (70, 1129026), (84, 940855), (105, 752684), (140, 564513), (210, 376342), (420, 188171)]