67991120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1091}}^1$

素因数の和:1164

約数の個数: 80

約数和(自身を含む): 170614080

約数和(自身を除く): 102622960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 760, 779, 820, 1091, 1520, 1558, 1640, 2182, 3116, 3280, 3895, 4364, 5455, 6232, 7790, 8728, 10910, 12464, 15580, 17456, 20729, 21820, 31160, 41458, 43640, 44731, 62320, 82916, 87280, 89462, 103645, 165832, 178924, 207290, 223655, 331664, 357848, 414580, 447310, 715696, 829160, 849889, 894620, 1658320, 1699778, 1789240, 3399556, 3578480, 4249445, 6799112, 8498890, 13598224, 16997780, 33995560, 67991120]

約数ペア:

[(1, 67991120), (2, 33995560), (4, 16997780), (5, 13598224), (8, 8498890), (10, 6799112), (16, 4249445), (19, 3578480), (20, 3399556), (38, 1789240), (40, 1699778), (41, 1658320), (76, 894620), (80, 849889), (82, 829160), (95, 715696), (152, 447310), (164, 414580), (190, 357848), (205, 331664), (304, 223655), (328, 207290), (380, 178924), (410, 165832), (656, 103645), (760, 89462), (779, 87280), (820, 82916), (1091, 62320), (1520, 44731), (1558, 43640), (1640, 41458), (2182, 31160), (3116, 21820), (3280, 20729), (3895, 17456), (4364, 15580), (5455, 12464), (6232, 10910), (7790, 8728)]