519884080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{599}}^1$

素因数の和:1202

約数の個数: 80

約数和(自身を含む): 1276704000

約数和(自身を除く): 756819920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 571, 599, 760, 1142, 1198, 1520, 2284, 2396, 2855, 2995, 4568, 4792, 5710, 5990, 9136, 9584, 10849, 11381, 11420, 11980, 21698, 22762, 22840, 23960, 43396, 45524, 45680, 47920, 54245, 56905, 86792, 91048, 108490, 113810, 173584, 182096, 216980, 227620, 342029, 433960, 455240, 684058, 867920, 910480, 1368116, 1710145, 2736232, 3420290, 5472464, 6498551, 6840580, 12997102, 13681160, 25994204, 27362320, 32492755, 51988408, 64985510, 103976816, 129971020, 259942040, 519884080]

約数ペア:

[(1, 519884080), (2, 259942040), (4, 129971020), (5, 103976816), (8, 64985510), (10, 51988408), (16, 32492755), (19, 27362320), (20, 25994204), (38, 13681160), (40, 12997102), (76, 6840580), (80, 6498551), (95, 5472464), (152, 3420290), (190, 2736232), (304, 1710145), (380, 1368116), (571, 910480), (599, 867920), (760, 684058), (1142, 455240), (1198, 433960), (1520, 342029), (2284, 227620), (2396, 216980), (2855, 182096), (2995, 173584), (4568, 113810), (4792, 108490), (5710, 91048), (5990, 86792), (9136, 56905), (9584, 54245), (10849, 47920), (11381, 45680), (11420, 45524), (11980, 43396), (21698, 23960), (22762, 22840)]