15780292

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 31752000

約数和(自身を除く): 15971708

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 83, 116, 149, 166, 298, 319, 332, 596, 638, 913, 1276, 1639, 1826, 2407, 3278, 3652, 4321, 4814, 6556, 8642, 9628, 12367, 17284, 24734, 26477, 47531, 49468, 52954, 95062, 105908, 136037, 190124, 272074, 358643, 544148, 717286, 1434572, 3945073, 7890146, 15780292]

約数ペア:

[(1, 15780292), (2, 7890146), (4, 3945073), (11, 1434572), (22, 717286), (29, 544148), (44, 358643), (58, 272074), (83, 190124), (116, 136037), (149, 105908), (166, 95062), (298, 52954), (319, 49468), (332, 47531), (596, 26477), (638, 24734), (913, 17284), (1276, 12367), (1639, 9628), (1826, 8642), (2407, 6556), (3278, 4814), (3652, 4321)]