28179240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{523}}^1$

素因数の和:986

約数の個数: 64

約数和(自身を含む): 84888000

約数和(自身を除く): 56708760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 449, 523, 898, 1046, 1347, 1569, 1796, 2092, 2245, 2615, 2694, 3138, 3592, 4184, 4490, 5230, 5388, 6276, 6735, 7845, 8980, 10460, 10776, 12552, 13470, 15690, 17960, 20920, 26940, 31380, 53880, 62760, 234827, 469654, 704481, 939308, 1174135, 1408962, 1878616, 2348270, 2817924, 3522405, 4696540, 5635848, 7044810, 9393080, 14089620, 28179240]

約数ペア:

[(1, 28179240), (2, 14089620), (3, 9393080), (4, 7044810), (5, 5635848), (6, 4696540), (8, 3522405), (10, 2817924), (12, 2348270), (15, 1878616), (20, 1408962), (24, 1174135), (30, 939308), (40, 704481), (60, 469654), (120, 234827), (449, 62760), (523, 53880), (898, 31380), (1046, 26940), (1347, 20920), (1569, 17960), (1796, 15690), (2092, 13470), (2245, 12552), (2615, 10776), (2694, 10460), (3138, 8980), (3592, 7845), (4184, 6735), (4490, 6276), (5230, 5388)]