7195140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:649

約数の個数: 72

約数和(自身を含む): 22171968

約数和(自身を除く): 14976828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 563, 639, 710, 852, 1065, 1126, 1278, 1420, 1689, 2130, 2252, 2556, 2815, 3195, 3378, 4260, 5067, 5630, 6390, 6756, 8445, 10134, 11260, 12780, 16890, 20268, 25335, 33780, 39973, 50670, 79946, 101340, 119919, 159892, 199865, 239838, 359757, 399730, 479676, 599595, 719514, 799460, 1199190, 1439028, 1798785, 2398380, 3597570, 7195140]

約数ペア:

[(1, 7195140), (2, 3597570), (3, 2398380), (4, 1798785), (5, 1439028), (6, 1199190), (9, 799460), (10, 719514), (12, 599595), (15, 479676), (18, 399730), (20, 359757), (30, 239838), (36, 199865), (45, 159892), (60, 119919), (71, 101340), (90, 79946), (142, 50670), (180, 39973), (213, 33780), (284, 25335), (355, 20268), (426, 16890), (563, 12780), (639, 11260), (710, 10134), (852, 8445), (1065, 6756), (1126, 6390), (1278, 5630), (1420, 5067), (1689, 4260), (2130, 3378), (2252, 3195), (2556, 2815)]