91107280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5449}}^1$

素因数の和:5492

約数の個数: 80

約数和(自身を含む): 243288000

約数和(自身を除く): 152180720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 5449, 8360, 10898, 16720, 21796, 27245, 43592, 54490, 59939, 87184, 103531, 108980, 119878, 207062, 217960, 239756, 299695, 414124, 435920, 479512, 517655, 599390, 828248, 959024, 1035310, 1138841, 1198780, 1656496, 2070620, 2277682, 2397560, 4141240, 4555364, 4795120, 5694205, 8282480, 9110728, 11388410, 18221456, 22776820, 45553640, 91107280]

約数ペア:

[(1, 91107280), (2, 45553640), (4, 22776820), (5, 18221456), (8, 11388410), (10, 9110728), (11, 8282480), (16, 5694205), (19, 4795120), (20, 4555364), (22, 4141240), (38, 2397560), (40, 2277682), (44, 2070620), (55, 1656496), (76, 1198780), (80, 1138841), (88, 1035310), (95, 959024), (110, 828248), (152, 599390), (176, 517655), (190, 479512), (209, 435920), (220, 414124), (304, 299695), (380, 239756), (418, 217960), (440, 207062), (760, 119878), (836, 108980), (880, 103531), (1045, 87184), (1520, 59939), (1672, 54490), (2090, 43592), (3344, 27245), (4180, 21796), (5449, 16720), (8360, 10898)]