253856484

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{409}}^1\times {\mathrm{821}}^1$

素因数の和:1250

約数の個数: 96

約数和(自身を含む): 754924800

約数和(自身を除く): 501068316

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 409, 756, 818, 821, 1227, 1636, 1642, 2454, 2463, 2863, 3284, 3681, 4908, 4926, 5726, 5747, 7362, 7389, 8589, 9852, 11043, 11452, 11494, 14724, 14778, 17178, 17241, 22086, 22167, 22988, 25767, 29556, 34356, 34482, 44172, 44334, 51534, 51723, 68964, 77301, 88668, 103068, 103446, 154602, 155169, 206892, 309204, 310338, 335789, 620676, 671578, 1007367, 1343156, 2014734, 2350523, 3022101, 4029468, 4701046, 6044202, 7051569, 9066303, 9402092, 12088404, 14103138, 18132606, 21154707, 28206276, 36265212, 42309414, 63464121, 84618828, 126928242, 253856484]

約数ペア:

[(1, 253856484), (2, 126928242), (3, 84618828), (4, 63464121), (6, 42309414), (7, 36265212), (9, 28206276), (12, 21154707), (14, 18132606), (18, 14103138), (21, 12088404), (27, 9402092), (28, 9066303), (36, 7051569), (42, 6044202), (54, 4701046), (63, 4029468), (84, 3022101), (108, 2350523), (126, 2014734), (189, 1343156), (252, 1007367), (378, 671578), (409, 620676), (756, 335789), (818, 310338), (821, 309204), (1227, 206892), (1636, 155169), (1642, 154602), (2454, 103446), (2463, 103068), (2863, 88668), (3284, 77301), (3681, 68964), (4908, 51723), (4926, 51534), (5726, 44334), (5747, 44172), (7362, 34482), (7389, 34356), (8589, 29556), (9852, 25767), (11043, 22988), (11452, 22167), (11494, 22086), (14724, 17241), (14778, 17178)]