210945560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{1229}}^1$

素因数の和:1860

約数の個数: 64

約数和(自身を含む): 543758400

約数和(自身を除く): 332812840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 613, 1226, 1229, 2452, 2458, 3065, 4291, 4904, 4916, 6130, 6145, 8582, 8603, 9832, 12260, 12290, 17164, 17206, 21455, 24520, 24580, 34328, 34412, 42910, 43015, 49160, 68824, 85820, 86030, 171640, 172060, 344120, 753377, 1506754, 3013508, 3766885, 5273639, 6027016, 7533770, 10547278, 15067540, 21094556, 26368195, 30135080, 42189112, 52736390, 105472780, 210945560]

約数ペア:

[(1, 210945560), (2, 105472780), (4, 52736390), (5, 42189112), (7, 30135080), (8, 26368195), (10, 21094556), (14, 15067540), (20, 10547278), (28, 7533770), (35, 6027016), (40, 5273639), (56, 3766885), (70, 3013508), (140, 1506754), (280, 753377), (613, 344120), (1226, 172060), (1229, 171640), (2452, 86030), (2458, 85820), (3065, 68824), (4291, 49160), (4904, 43015), (4916, 42910), (6130, 34412), (6145, 34328), (8582, 24580), (8603, 24520), (9832, 21455), (12260, 17206), (12290, 17164)]