123256260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{684757}}^1$

素因数の和:684772

約数の個数: 36

約数和(自身を含む): 373877868

約数和(自身を除く): 250621608

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 684757, 1369514, 2054271, 2739028, 3423785, 4108542, 6162813, 6847570, 8217084, 10271355, 12325626, 13695140, 20542710, 24651252, 30814065, 41085420, 61628130, 123256260]

約数ペア:

[(1, 123256260), (2, 61628130), (3, 41085420), (4, 30814065), (5, 24651252), (6, 20542710), (9, 13695140), (10, 12325626), (12, 10271355), (15, 8217084), (18, 6847570), (20, 6162813), (30, 4108542), (36, 3423785), (45, 2739028), (60, 2054271), (90, 1369514), (180, 684757)]