90341820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7069}}^1$

素因数の和:7155

約数の個数: 72

約数和(自身を含む): 277935840

約数和(自身を除く): 187594020

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, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 7069, 12780, 14138, 21207, 28276, 35345, 42414, 63621, 70690, 84828, 106035, 127242, 141380, 212070, 254484, 318105, 424140, 501899, 636210, 1003798, 1272420, 1505697, 2007596, 2509495, 3011394, 4517091, 5018990, 6022788, 7528485, 9034182, 10037980, 15056970, 18068364, 22585455, 30113940, 45170910, 90341820]

約数ペア:

[(1, 90341820), (2, 45170910), (3, 30113940), (4, 22585455), (5, 18068364), (6, 15056970), (9, 10037980), (10, 9034182), (12, 7528485), (15, 6022788), (18, 5018990), (20, 4517091), (30, 3011394), (36, 2509495), (45, 2007596), (60, 1505697), (71, 1272420), (90, 1003798), (142, 636210), (180, 501899), (213, 424140), (284, 318105), (355, 254484), (426, 212070), (639, 141380), (710, 127242), (852, 106035), (1065, 84828), (1278, 70690), (1420, 63621), (2130, 42414), (2556, 35345), (3195, 28276), (4260, 21207), (6390, 14138), (7069, 12780)]