257788410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{6151}}^1$

素因数の和:6299

約数の個数: 64

約数和(自身を含む): 680361984

約数和(自身を除く): 422573574

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 127, 165, 254, 330, 381, 635, 762, 1270, 1397, 1905, 2794, 3810, 4191, 6151, 6985, 8382, 12302, 13970, 18453, 20955, 30755, 36906, 41910, 61510, 67661, 92265, 135322, 184530, 202983, 338305, 405966, 676610, 781177, 1014915, 1562354, 2029830, 2343531, 3905885, 4687062, 7811770, 8592947, 11717655, 17185894, 23435310, 25778841, 42964735, 51557682, 85929470, 128894205, 257788410]

約数ペア:

[(1, 257788410), (2, 128894205), (3, 85929470), (5, 51557682), (6, 42964735), (10, 25778841), (11, 23435310), (15, 17185894), (22, 11717655), (30, 8592947), (33, 7811770), (55, 4687062), (66, 3905885), (110, 2343531), (127, 2029830), (165, 1562354), (254, 1014915), (330, 781177), (381, 676610), (635, 405966), (762, 338305), (1270, 202983), (1397, 184530), (1905, 135322), (2794, 92265), (3810, 67661), (4191, 61510), (6151, 41910), (6985, 36906), (8382, 30755), (12302, 20955), (13970, 18453)]