261562920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{2039}}^1$

素因数の和:3122

約数の個数: 64

約数和(自身を含む): 785808000

約数和(自身を除く): 524245080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1069, 2039, 2138, 3207, 4078, 4276, 5345, 6117, 6414, 8156, 8552, 10195, 10690, 12234, 12828, 16035, 16312, 20390, 21380, 24468, 25656, 30585, 32070, 40780, 42760, 48936, 61170, 64140, 81560, 122340, 128280, 244680, 2179691, 4359382, 6539073, 8718764, 10898455, 13078146, 17437528, 21796910, 26156292, 32695365, 43593820, 52312584, 65390730, 87187640, 130781460, 261562920]

約数ペア:

[(1, 261562920), (2, 130781460), (3, 87187640), (4, 65390730), (5, 52312584), (6, 43593820), (8, 32695365), (10, 26156292), (12, 21796910), (15, 17437528), (20, 13078146), (24, 10898455), (30, 8718764), (40, 6539073), (60, 4359382), (120, 2179691), (1069, 244680), (2039, 128280), (2138, 122340), (3207, 81560), (4078, 64140), (4276, 61170), (5345, 48936), (6117, 42760), (6414, 40780), (8156, 32070), (8552, 30585), (10195, 25656), (10690, 24468), (12234, 21380), (12828, 20390), (16035, 16312)]