274802320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13907}}^1$

素因数の和:13952

約数の個数: 80

約数和(自身を含む): 724328640

約数和(自身を除く): 449526320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 13907, 19760, 27814, 55628, 69535, 111256, 139070, 180791, 222512, 264233, 278140, 361582, 528466, 556280, 723164, 903955, 1056932, 1112560, 1321165, 1446328, 1807910, 2113864, 2642330, 2892656, 3435029, 3615820, 4227728, 5284660, 6870058, 7231640, 10569320, 13740116, 14463280, 17175145, 21138640, 27480232, 34350290, 54960464, 68700580, 137401160, 274802320]

約数ペア:

[(1, 274802320), (2, 137401160), (4, 68700580), (5, 54960464), (8, 34350290), (10, 27480232), (13, 21138640), (16, 17175145), (19, 14463280), (20, 13740116), (26, 10569320), (38, 7231640), (40, 6870058), (52, 5284660), (65, 4227728), (76, 3615820), (80, 3435029), (95, 2892656), (104, 2642330), (130, 2113864), (152, 1807910), (190, 1446328), (208, 1321165), (247, 1112560), (260, 1056932), (304, 903955), (380, 723164), (494, 556280), (520, 528466), (760, 361582), (988, 278140), (1040, 264233), (1235, 222512), (1520, 180791), (1976, 139070), (2470, 111256), (3952, 69535), (4940, 55628), (9880, 27814), (13907, 19760)]