254561640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{1889}}^1$

素因数の和:3026

約数の個数: 64

約数和(自身を含む): 764769600

約数和(自身を除く): 510207960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1123, 1889, 2246, 3369, 3778, 4492, 5615, 5667, 6738, 7556, 8984, 9445, 11230, 11334, 13476, 15112, 16845, 18890, 22460, 22668, 26952, 28335, 33690, 37780, 44920, 45336, 56670, 67380, 75560, 113340, 134760, 226680, 2121347, 4242694, 6364041, 8485388, 10606735, 12728082, 16970776, 21213470, 25456164, 31820205, 42426940, 50912328, 63640410, 84853880, 127280820, 254561640]

約数ペア:

[(1, 254561640), (2, 127280820), (3, 84853880), (4, 63640410), (5, 50912328), (6, 42426940), (8, 31820205), (10, 25456164), (12, 21213470), (15, 16970776), (20, 12728082), (24, 10606735), (30, 8485388), (40, 6364041), (60, 4242694), (120, 2121347), (1123, 226680), (1889, 134760), (2246, 113340), (3369, 75560), (3778, 67380), (4492, 56670), (5615, 45336), (5667, 44920), (6738, 37780), (7556, 33690), (8984, 28335), (9445, 26952), (11230, 22668), (11334, 22460), (13476, 18890), (15112, 16845)]