12144780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{619}}^1$

素因数の和:743

約数の個数: 72

約数和(自身を含む): 37237200

約数和(自身を除く): 25092420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 619, 654, 981, 1090, 1238, 1308, 1635, 1857, 1962, 2180, 2476, 3095, 3270, 3714, 3924, 4905, 5571, 6190, 6540, 7428, 9285, 9810, 11142, 12380, 18570, 19620, 22284, 27855, 37140, 55710, 67471, 111420, 134942, 202413, 269884, 337355, 404826, 607239, 674710, 809652, 1012065, 1214478, 1349420, 2024130, 2428956, 3036195, 4048260, 6072390, 12144780]

約数ペア:

[(1, 12144780), (2, 6072390), (3, 4048260), (4, 3036195), (5, 2428956), (6, 2024130), (9, 1349420), (10, 1214478), (12, 1012065), (15, 809652), (18, 674710), (20, 607239), (30, 404826), (36, 337355), (45, 269884), (60, 202413), (90, 134942), (109, 111420), (180, 67471), (218, 55710), (327, 37140), (436, 27855), (545, 22284), (619, 19620), (654, 18570), (981, 12380), (1090, 11142), (1238, 9810), (1308, 9285), (1635, 7428), (1857, 6540), (1962, 6190), (2180, 5571), (2476, 4905), (3095, 3924), (3270, 3714)]