120815460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1367}}^1$

素因数の和:1873

約数の個数: 72

約数和(自身を含む): 367488576

約数和(自身を除く): 246673116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 491, 982, 1367, 1473, 1964, 2455, 2734, 2946, 4101, 4419, 4910, 5468, 5892, 6835, 7365, 8202, 8838, 9820, 12303, 13670, 14730, 16404, 17676, 20505, 22095, 24606, 27340, 29460, 41010, 44190, 49212, 61515, 82020, 88380, 123030, 246060, 671197, 1342394, 2013591, 2684788, 3355985, 4027182, 6040773, 6711970, 8054364, 10067955, 12081546, 13423940, 20135910, 24163092, 30203865, 40271820, 60407730, 120815460]

約数ペア:

[(1, 120815460), (2, 60407730), (3, 40271820), (4, 30203865), (5, 24163092), (6, 20135910), (9, 13423940), (10, 12081546), (12, 10067955), (15, 8054364), (18, 6711970), (20, 6040773), (30, 4027182), (36, 3355985), (45, 2684788), (60, 2013591), (90, 1342394), (180, 671197), (491, 246060), (982, 123030), (1367, 88380), (1473, 82020), (1964, 61515), (2455, 49212), (2734, 44190), (2946, 41010), (4101, 29460), (4419, 27340), (4910, 24606), (5468, 22095), (5892, 20505), (6835, 17676), (7365, 16404), (8202, 14730), (8838, 13670), (9820, 12303)]