280444008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{69143}}^1$

素因数の和:69178

約数の個数: 48

約数和(自身を含む): 759201120

約数和(自身を除く): 478757112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 69143, 138286, 207429, 276572, 414858, 553144, 829716, 898859, 1659432, 1797718, 2696577, 3595436, 5393154, 7190872, 10786308, 11685167, 21572616, 23370334, 35055501, 46740668, 70111002, 93481336, 140222004, 280444008]

約数ペア:

[(1, 280444008), (2, 140222004), (3, 93481336), (4, 70111002), (6, 46740668), (8, 35055501), (12, 23370334), (13, 21572616), (24, 11685167), (26, 10786308), (39, 7190872), (52, 5393154), (78, 3595436), (104, 2696577), (156, 1797718), (169, 1659432), (312, 898859), (338, 829716), (507, 553144), (676, 414858), (1014, 276572), (1352, 207429), (2028, 138286), (4056, 69143)]