208059660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2633}}^1$

素因数の和:3087

約数の個数: 72

約数和(自身を含む): 632792160

約数和(自身を除く): 424732500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 439, 878, 1317, 1756, 2195, 2633, 2634, 3951, 4390, 5266, 5268, 6585, 7899, 7902, 8780, 10532, 13165, 13170, 15798, 15804, 19755, 23697, 26330, 26340, 31596, 39495, 39510, 47394, 52660, 78990, 79020, 94788, 118485, 157980, 236970, 473940, 1155887, 2311774, 3467661, 4623548, 5779435, 6935322, 10402983, 11558870, 13870644, 17338305, 20805966, 23117740, 34676610, 41611932, 52014915, 69353220, 104029830, 208059660]

約数ペア:

[(1, 208059660), (2, 104029830), (3, 69353220), (4, 52014915), (5, 41611932), (6, 34676610), (9, 23117740), (10, 20805966), (12, 17338305), (15, 13870644), (18, 11558870), (20, 10402983), (30, 6935322), (36, 5779435), (45, 4623548), (60, 3467661), (90, 2311774), (180, 1155887), (439, 473940), (878, 236970), (1317, 157980), (1756, 118485), (2195, 94788), (2633, 79020), (2634, 78990), (3951, 52660), (4390, 47394), (5266, 39510), (5268, 39495), (6585, 31596), (7899, 26340), (7902, 26330), (8780, 23697), (10532, 19755), (13165, 15804), (13170, 15798)]