73073560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{523}}^1$

素因数の和:1040

約数の個数: 64

約数和(自身を含む): 188640000

約数和(自身を除く): 115566440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 499, 523, 998, 1046, 1996, 2092, 2495, 2615, 3493, 3661, 3992, 4184, 4990, 5230, 6986, 7322, 9980, 10460, 13972, 14644, 17465, 18305, 19960, 20920, 27944, 29288, 34930, 36610, 69860, 73220, 139720, 146440, 260977, 521954, 1043908, 1304885, 1826839, 2087816, 2609770, 3653678, 5219540, 7307356, 9134195, 10439080, 14614712, 18268390, 36536780, 73073560]

約数ペア:

[(1, 73073560), (2, 36536780), (4, 18268390), (5, 14614712), (7, 10439080), (8, 9134195), (10, 7307356), (14, 5219540), (20, 3653678), (28, 2609770), (35, 2087816), (40, 1826839), (56, 1304885), (70, 1043908), (140, 521954), (280, 260977), (499, 146440), (523, 139720), (998, 73220), (1046, 69860), (1996, 36610), (2092, 34930), (2495, 29288), (2615, 27944), (3493, 20920), (3661, 19960), (3992, 18305), (4184, 17465), (4990, 14644), (5230, 13972), (6986, 10460), (7322, 9980)]