489760120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{11411}}^1$

素因数の和:11488

約数の個数: 64

約数和(自身を含む): 1170871200

約数和(自身を除く): 681111080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 740, 1073, 1160, 1480, 2146, 4292, 5365, 8584, 10730, 11411, 21460, 22822, 42920, 45644, 57055, 91288, 114110, 228220, 330919, 422207, 456440, 661838, 844414, 1323676, 1654595, 1688828, 2111035, 2647352, 3309190, 3377656, 4222070, 6618380, 8444140, 12244003, 13236760, 16888280, 24488006, 48976012, 61220015, 97952024, 122440030, 244880060, 489760120]

約数ペア:

[(1, 489760120), (2, 244880060), (4, 122440030), (5, 97952024), (8, 61220015), (10, 48976012), (20, 24488006), (29, 16888280), (37, 13236760), (40, 12244003), (58, 8444140), (74, 6618380), (116, 4222070), (145, 3377656), (148, 3309190), (185, 2647352), (232, 2111035), (290, 1688828), (296, 1654595), (370, 1323676), (580, 844414), (740, 661838), (1073, 456440), (1160, 422207), (1480, 330919), (2146, 228220), (4292, 114110), (5365, 91288), (8584, 57055), (10730, 45644), (11411, 42920), (21460, 22822)]