150940840

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{61861}}^1$

素因数の和:61933

約数の個数: 32

約数和(自身を含む): 345189960

約数和(自身を除く): 194249120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 61861, 123722, 247444, 309305, 494888, 618610, 1237220, 2474440, 3773521, 7547042, 15094084, 18867605, 30188168, 37735210, 75470420, 150940840]

約数ペア:

[(1, 150940840), (2, 75470420), (4, 37735210), (5, 30188168), (8, 18867605), (10, 15094084), (20, 7547042), (40, 3773521), (61, 2474440), (122, 1237220), (244, 618610), (305, 494888), (488, 309305), (610, 247444), (1220, 123722), (2440, 61861)]