405895152

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20983}}^1$

素因数の和:21038

約数の個数: 80

約数和(自身を含む): 1165703168

約数和(自身を除く): 759808016

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 20983, 41966, 62949, 83932, 125898, 167864, 251796, 272779, 335728, 503592, 545558, 650473, 818337, 1007184, 1091116, 1300946, 1636674, 1951419, 2182232, 2601892, 3273348, 3902838, 4364464, 5203784, 6546696, 7805676, 8456149, 10407568, 13093392, 15611352, 16912298, 25368447, 31222704, 33824596, 50736894, 67649192, 101473788, 135298384, 202947576, 405895152]

約数ペア:

[(1, 405895152), (2, 202947576), (3, 135298384), (4, 101473788), (6, 67649192), (8, 50736894), (12, 33824596), (13, 31222704), (16, 25368447), (24, 16912298), (26, 15611352), (31, 13093392), (39, 10407568), (48, 8456149), (52, 7805676), (62, 6546696), (78, 5203784), (93, 4364464), (104, 3902838), (124, 3273348), (156, 2601892), (186, 2182232), (208, 1951419), (248, 1636674), (312, 1300946), (372, 1091116), (403, 1007184), (496, 818337), (624, 650473), (744, 545558), (806, 503592), (1209, 335728), (1488, 272779), (1612, 251796), (2418, 167864), (3224, 125898), (4836, 83932), (6448, 62949), (9672, 41966), (19344, 20983)]