31085460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{24671}}^1$

素因数の和:24693

約数の個数: 72

約数和(自身を含む): 107767296

約数和(自身を除く): 76681836

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 24671, 49342, 74013, 98684, 123355, 148026, 172697, 222039, 246710, 296052, 345394, 370065, 444078, 493420, 518091, 690788, 740130, 863485, 888156, 1036182, 1110195, 1480260, 1554273, 1726970, 2072364, 2220390, 2590455, 3108546, 3453940, 4440780, 5180910, 6217092, 7771365, 10361820, 15542730, 31085460]

約数ペア:

[(1, 31085460), (2, 15542730), (3, 10361820), (4, 7771365), (5, 6217092), (6, 5180910), (7, 4440780), (9, 3453940), (10, 3108546), (12, 2590455), (14, 2220390), (15, 2072364), (18, 1726970), (20, 1554273), (21, 1480260), (28, 1110195), (30, 1036182), (35, 888156), (36, 863485), (42, 740130), (45, 690788), (60, 518091), (63, 493420), (70, 444078), (84, 370065), (90, 345394), (105, 296052), (126, 246710), (140, 222039), (180, 172697), (210, 148026), (252, 123355), (315, 98684), (420, 74013), (630, 49342), (1260, 24671)]