12553740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{719}}^1$

素因数の和:831

約数の個数: 72

約数和(自身を含む): 38525760

約数和(自身を除く): 25972020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 719, 873, 970, 1164, 1438, 1455, 1746, 1940, 2157, 2876, 2910, 3492, 3595, 4314, 4365, 5820, 6471, 7190, 8628, 8730, 10785, 12942, 14380, 17460, 21570, 25884, 32355, 43140, 64710, 69743, 129420, 139486, 209229, 278972, 348715, 418458, 627687, 697430, 836916, 1046145, 1255374, 1394860, 2092290, 2510748, 3138435, 4184580, 6276870, 12553740]

約数ペア:

[(1, 12553740), (2, 6276870), (3, 4184580), (4, 3138435), (5, 2510748), (6, 2092290), (9, 1394860), (10, 1255374), (12, 1046145), (15, 836916), (18, 697430), (20, 627687), (30, 418458), (36, 348715), (45, 278972), (60, 209229), (90, 139486), (97, 129420), (180, 69743), (194, 64710), (291, 43140), (388, 32355), (485, 25884), (582, 21570), (719, 17460), (873, 14380), (970, 12942), (1164, 10785), (1438, 8730), (1455, 8628), (1746, 7190), (1940, 6471), (2157, 5820), (2876, 4365), (2910, 4314), (3492, 3595)]