490925520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{681841}}^1$

素因数の和:681860

約数の個数: 60

約数和(自身を含む): 1648693956

約数和(自身を除く): 1157768436

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 681841, 1363682, 2045523, 2727364, 3409205, 4091046, 5454728, 6136569, 6818410, 8182092, 10227615, 10909456, 12273138, 13636820, 16364184, 20455230, 24546276, 27273640, 30682845, 32728368, 40910460, 49092552, 54547280, 61365690, 81820920, 98185104, 122731380, 163641840, 245462760, 490925520]

約数ペア:

[(1, 490925520), (2, 245462760), (3, 163641840), (4, 122731380), (5, 98185104), (6, 81820920), (8, 61365690), (9, 54547280), (10, 49092552), (12, 40910460), (15, 32728368), (16, 30682845), (18, 27273640), (20, 24546276), (24, 20455230), (30, 16364184), (36, 13636820), (40, 12273138), (45, 10909456), (48, 10227615), (60, 8182092), (72, 6818410), (80, 6136569), (90, 5454728), (120, 4091046), (144, 3409205), (180, 2727364), (240, 2045523), (360, 1363682), (720, 681841)]