87646728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 248371200

約数和(自身を除く): 160724472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 47, 52, 78, 86, 94, 104, 129, 139, 141, 156, 172, 188, 258, 278, 282, 312, 344, 376, 417, 516, 556, 559, 564, 611, 834, 1032, 1112, 1118, 1128, 1222, 1668, 1677, 1807, 1833, 2021, 2236, 2444, 3336, 3354, 3614, 3666, 4042, 4472, 4888, 5421, 5977, 6063, 6533, 6708, 7228, 7332, 8084, 10842, 11954, 12126, 13066, 13416, 14456, 14664, 16168, 17931, 19599, 21684, 23908, 24252, 26132, 26273, 35862, 39198, 43368, 47816, 48504, 52264, 52546, 71724, 77701, 78396, 78819, 84929, 105092, 143448, 155402, 156792, 157638, 169858, 210184, 233103, 254787, 280919, 310804, 315276, 339716, 466206, 509574, 561838, 621608, 630552, 679432, 842757, 932412, 1019148, 1123676, 1685514, 1864824, 2038296, 2247352, 3371028, 3651947, 6742056, 7303894, 10955841, 14607788, 21911682, 29215576, 43823364, 87646728]

約数ペア:

[(1, 87646728), (2, 43823364), (3, 29215576), (4, 21911682), (6, 14607788), (8, 10955841), (12, 7303894), (13, 6742056), (24, 3651947), (26, 3371028), (39, 2247352), (43, 2038296), (47, 1864824), (52, 1685514), (78, 1123676), (86, 1019148), (94, 932412), (104, 842757), (129, 679432), (139, 630552), (141, 621608), (156, 561838), (172, 509574), (188, 466206), (258, 339716), (278, 315276), (282, 310804), (312, 280919), (344, 254787), (376, 233103), (417, 210184), (516, 169858), (556, 157638), (559, 156792), (564, 155402), (611, 143448), (834, 105092), (1032, 84929), (1112, 78819), (1118, 78396), (1128, 77701), (1222, 71724), (1668, 52546), (1677, 52264), (1807, 48504), (1833, 47816), (2021, 43368), (2236, 39198), (2444, 35862), (3336, 26273), (3354, 26132), (3614, 24252), (3666, 23908), (4042, 21684), (4472, 19599), (4888, 17931), (5421, 16168), (5977, 14664), (6063, 14456), (6533, 13416), (6708, 13066), (7228, 12126), (7332, 11954), (8084, 10842)]