69735420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1621}}^1$

素因数の和:1875

約数の個数: 72

約数和(自身を含む): 212546880

約数和(自身を除く): 142811460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 1621, 2151, 2390, 2868, 3242, 3585, 4302, 4780, 4863, 6484, 7170, 8105, 8604, 9726, 10755, 14340, 14589, 16210, 19452, 21510, 24315, 29178, 32420, 43020, 48630, 58356, 72945, 97260, 145890, 291780, 387419, 774838, 1162257, 1549676, 1937095, 2324514, 3486771, 3874190, 4649028, 5811285, 6973542, 7748380, 11622570, 13947084, 17433855, 23245140, 34867710, 69735420]

約数ペア:

[(1, 69735420), (2, 34867710), (3, 23245140), (4, 17433855), (5, 13947084), (6, 11622570), (9, 7748380), (10, 6973542), (12, 5811285), (15, 4649028), (18, 3874190), (20, 3486771), (30, 2324514), (36, 1937095), (45, 1549676), (60, 1162257), (90, 774838), (180, 387419), (239, 291780), (478, 145890), (717, 97260), (956, 72945), (1195, 58356), (1434, 48630), (1621, 43020), (2151, 32420), (2390, 29178), (2868, 24315), (3242, 21510), (3585, 19452), (4302, 16210), (4780, 14589), (4863, 14340), (6484, 10755), (7170, 9726), (8105, 8604)]