146845720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1051}}^1$

素因数の和:1568

約数の個数: 64

約数和(自身を含む): 378720000

約数和(自身を除く): 231874280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 499, 998, 1051, 1996, 2102, 2495, 3493, 3992, 4204, 4990, 5255, 6986, 7357, 8408, 9980, 10510, 13972, 14714, 17465, 19960, 21020, 27944, 29428, 34930, 36785, 42040, 58856, 69860, 73570, 139720, 147140, 294280, 524449, 1048898, 2097796, 2622245, 3671143, 4195592, 5244490, 7342286, 10488980, 14684572, 18355715, 20977960, 29369144, 36711430, 73422860, 146845720]

約数ペア:

[(1, 146845720), (2, 73422860), (4, 36711430), (5, 29369144), (7, 20977960), (8, 18355715), (10, 14684572), (14, 10488980), (20, 7342286), (28, 5244490), (35, 4195592), (40, 3671143), (56, 2622245), (70, 2097796), (140, 1048898), (280, 524449), (499, 294280), (998, 147140), (1051, 139720), (1996, 73570), (2102, 69860), (2495, 58856), (3493, 42040), (3992, 36785), (4204, 34930), (4990, 29428), (5255, 27944), (6986, 21020), (7357, 19960), (8408, 17465), (9980, 14714), (10510, 13972)]