291211024

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2377}}^1$

素因数の和:2448

約数の個数: 80

約数和(自身を含む): 660513280

約数和(自身を除く): 369302256

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 494, 496, 589, 806, 988, 1178, 1612, 1976, 2356, 2377, 3224, 3952, 4712, 4754, 6448, 7657, 9424, 9508, 15314, 19016, 30628, 30901, 38032, 45163, 61256, 61802, 73687, 90326, 122512, 123604, 147374, 180652, 247208, 294748, 361304, 494416, 587119, 589496, 722608, 957931, 1174238, 1178992, 1400053, 1915862, 2348476, 2800106, 3831724, 4696952, 5600212, 7663448, 9393904, 11200424, 15326896, 18200689, 22400848, 36401378, 72802756, 145605512, 291211024]

約数ペア:

[(1, 291211024), (2, 145605512), (4, 72802756), (8, 36401378), (13, 22400848), (16, 18200689), (19, 15326896), (26, 11200424), (31, 9393904), (38, 7663448), (52, 5600212), (62, 4696952), (76, 3831724), (104, 2800106), (124, 2348476), (152, 1915862), (208, 1400053), (247, 1178992), (248, 1174238), (304, 957931), (403, 722608), (494, 589496), (496, 587119), (589, 494416), (806, 361304), (988, 294748), (1178, 247208), (1612, 180652), (1976, 147374), (2356, 123604), (2377, 122512), (3224, 90326), (3952, 73687), (4712, 61802), (4754, 61256), (6448, 45163), (7657, 38032), (9424, 30901), (9508, 30628), (15314, 19016)]