663641520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2765173}}^1$

素因数の和:2765189

約数の個数: 40

約数和(自身を含む): 2057289456

約数和(自身を除く): 1393647936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2765173, 5530346, 8295519, 11060692, 13825865, 16591038, 22121384, 27651730, 33182076, 41477595, 44242768, 55303460, 66364152, 82955190, 110606920, 132728304, 165910380, 221213840, 331820760, 663641520]

約数ペア:

[(1, 663641520), (2, 331820760), (3, 221213840), (4, 165910380), (5, 132728304), (6, 110606920), (8, 82955190), (10, 66364152), (12, 55303460), (15, 44242768), (16, 41477595), (20, 33182076), (24, 27651730), (30, 22121384), (40, 16591038), (48, 13825865), (60, 11060692), (80, 8295519), (120, 5530346), (240, 2765173)]