249933310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1667}}^1$

素因数の和:1761

約数の個数: 64

約数和(自身を含む): 518814720

約数和(自身を除く): 268881410

約数列:

[1, 2, 5, 10, 11, 22, 29, 47, 55, 58, 94, 110, 145, 235, 290, 319, 470, 517, 638, 1034, 1363, 1595, 1667, 2585, 2726, 3190, 3334, 5170, 6815, 8335, 13630, 14993, 16670, 18337, 29986, 36674, 48343, 74965, 78349, 91685, 96686, 149930, 156698, 183370, 241715, 391745, 483430, 531773, 783490, 861839, 1063546, 1723678, 2272121, 2658865, 4309195, 4544242, 5317730, 8618390, 11360605, 22721210, 24993331, 49986662, 124966655, 249933310]

約数ペア:

[(1, 249933310), (2, 124966655), (5, 49986662), (10, 24993331), (11, 22721210), (22, 11360605), (29, 8618390), (47, 5317730), (55, 4544242), (58, 4309195), (94, 2658865), (110, 2272121), (145, 1723678), (235, 1063546), (290, 861839), (319, 783490), (470, 531773), (517, 483430), (638, 391745), (1034, 241715), (1363, 183370), (1595, 156698), (1667, 149930), (2585, 96686), (2726, 91685), (3190, 78349), (3334, 74965), (5170, 48343), (6815, 36674), (8335, 29986), (13630, 18337), (14993, 16670)]