8490840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:596

約数の個数: 64

約数和(自身を含む): 25682400

約数和(自身を除く): 17191560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173, 346, 409, 519, 692, 818, 865, 1038, 1227, 1384, 1636, 1730, 2045, 2076, 2454, 2595, 3272, 3460, 4090, 4152, 4908, 5190, 6135, 6920, 8180, 9816, 10380, 12270, 16360, 20760, 24540, 49080, 70757, 141514, 212271, 283028, 353785, 424542, 566056, 707570, 849084, 1061355, 1415140, 1698168, 2122710, 2830280, 4245420, 8490840]

約数ペア:

[(1, 8490840), (2, 4245420), (3, 2830280), (4, 2122710), (5, 1698168), (6, 1415140), (8, 1061355), (10, 849084), (12, 707570), (15, 566056), (20, 424542), (24, 353785), (30, 283028), (40, 212271), (60, 141514), (120, 70757), (173, 49080), (346, 24540), (409, 20760), (519, 16360), (692, 12270), (818, 10380), (865, 9816), (1038, 8180), (1227, 6920), (1384, 6135), (1636, 5190), (1730, 4908), (2045, 4152), (2076, 4090), (2454, 3460), (2595, 3272)]