251949390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3761}}^1$

素因数の和:3818

約数の個数: 128

約数和(自身を含む): 780088320

約数和(自身を除く): 528138930

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 29, 30, 33, 35, 42, 55, 58, 66, 70, 77, 87, 105, 110, 145, 154, 165, 174, 203, 210, 231, 290, 319, 330, 385, 406, 435, 462, 609, 638, 770, 870, 957, 1015, 1155, 1218, 1595, 1914, 2030, 2233, 2310, 3045, 3190, 3761, 4466, 4785, 6090, 6699, 7522, 9570, 11165, 11283, 13398, 18805, 22330, 22566, 26327, 33495, 37610, 41371, 52654, 56415, 66990, 78981, 82742, 109069, 112830, 124113, 131635, 157962, 206855, 218138, 248226, 263270, 289597, 327207, 394905, 413710, 545345, 579194, 620565, 654414, 763483, 789810, 868791, 1090690, 1199759, 1241130, 1447985, 1526966, 1636035, 1737582, 2290449, 2399518, 2895970, 3272070, 3599277, 3817415, 4343955, 4580898, 5998795, 7198554, 7634830, 8398313, 8687910, 11452245, 11997590, 16796626, 17996385, 22904490, 25194939, 35992770, 41991565, 50389878, 83983130, 125974695, 251949390]

約数ペア:

[(1, 251949390), (2, 125974695), (3, 83983130), (5, 50389878), (6, 41991565), (7, 35992770), (10, 25194939), (11, 22904490), (14, 17996385), (15, 16796626), (21, 11997590), (22, 11452245), (29, 8687910), (30, 8398313), (33, 7634830), (35, 7198554), (42, 5998795), (55, 4580898), (58, 4343955), (66, 3817415), (70, 3599277), (77, 3272070), (87, 2895970), (105, 2399518), (110, 2290449), (145, 1737582), (154, 1636035), (165, 1526966), (174, 1447985), (203, 1241130), (210, 1199759), (231, 1090690), (290, 868791), (319, 789810), (330, 763483), (385, 654414), (406, 620565), (435, 579194), (462, 545345), (609, 413710), (638, 394905), (770, 327207), (870, 289597), (957, 263270), (1015, 248226), (1155, 218138), (1218, 206855), (1595, 157962), (1914, 131635), (2030, 124113), (2233, 112830), (2310, 109069), (3045, 82742), (3190, 78981), (3761, 66990), (4466, 56415), (4785, 52654), (6090, 41371), (6699, 37610), (7522, 33495), (9570, 26327), (11165, 22566), (11283, 22330), (13398, 18805)]