79402920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{38923}}^1$

素因数の和:38954

約数の個数: 64

約数和(自身を含む): 252227520

約数和(自身を除く): 172824600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 38923, 77846, 116769, 155692, 194615, 233538, 311384, 389230, 467076, 583845, 661691, 778460, 934152, 1167690, 1323382, 1556920, 1985073, 2335380, 2646764, 3308455, 3970146, 4670760, 5293528, 6616910, 7940292, 9925365, 13233820, 15880584, 19850730, 26467640, 39701460, 79402920]

約数ペア:

[(1, 79402920), (2, 39701460), (3, 26467640), (4, 19850730), (5, 15880584), (6, 13233820), (8, 9925365), (10, 7940292), (12, 6616910), (15, 5293528), (17, 4670760), (20, 3970146), (24, 3308455), (30, 2646764), (34, 2335380), (40, 1985073), (51, 1556920), (60, 1323382), (68, 1167690), (85, 934152), (102, 778460), (120, 661691), (136, 583845), (170, 467076), (204, 389230), (255, 311384), (340, 233538), (408, 194615), (510, 155692), (680, 116769), (1020, 77846), (2040, 38923)]