1235179920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{395891}}^1$

素因数の和:395920

約数の個数: 80

約数和(自身を含む): 4123611072

約数和(自身を除く): 2888431152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 395891, 791782, 1187673, 1583564, 1979455, 2375346, 3167128, 3958910, 4750692, 5146583, 5938365, 6334256, 7917820, 9501384, 10293166, 11876730, 15439749, 15835640, 19002768, 20586332, 23753460, 25732915, 30879498, 31671280, 41172664, 47506920, 51465830, 61758996, 77198745, 82345328, 95013840, 102931660, 123517992, 154397490, 205863320, 247035984, 308794980, 411726640, 617589960, 1235179920]

約数ペア:

[(1, 1235179920), (2, 617589960), (3, 411726640), (4, 308794980), (5, 247035984), (6, 205863320), (8, 154397490), (10, 123517992), (12, 102931660), (13, 95013840), (15, 82345328), (16, 77198745), (20, 61758996), (24, 51465830), (26, 47506920), (30, 41172664), (39, 31671280), (40, 30879498), (48, 25732915), (52, 23753460), (60, 20586332), (65, 19002768), (78, 15835640), (80, 15439749), (104, 11876730), (120, 10293166), (130, 9501384), (156, 7917820), (195, 6334256), (208, 5938365), (240, 5146583), (260, 4750692), (312, 3958910), (390, 3167128), (520, 2375346), (624, 1979455), (780, 1583564), (1040, 1187673), (1560, 791782), (3120, 395891)]