68998488

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 196627200

約数和(自身を除く): 127628712

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 43, 52, 74, 78, 86, 104, 111, 129, 139, 148, 156, 172, 222, 258, 278, 296, 312, 344, 417, 444, 481, 516, 556, 559, 834, 888, 962, 1032, 1112, 1118, 1443, 1591, 1668, 1677, 1807, 1924, 2236, 2886, 3182, 3336, 3354, 3614, 3848, 4472, 4773, 5143, 5421, 5772, 5977, 6364, 6708, 7228, 9546, 10286, 10842, 11544, 11954, 12728, 13416, 14456, 15429, 17931, 19092, 20572, 20683, 21684, 23908, 30858, 35862, 38184, 41144, 41366, 43368, 47816, 61716, 62049, 66859, 71724, 77701, 82732, 123432, 124098, 133718, 143448, 155402, 165464, 200577, 221149, 233103, 248196, 267436, 310804, 401154, 442298, 466206, 496392, 534872, 621608, 663447, 802308, 884596, 932412, 1326894, 1604616, 1769192, 1864824, 2653788, 2874937, 5307576, 5749874, 8624811, 11499748, 17249622, 22999496, 34499244, 68998488]

約数ペア:

[(1, 68998488), (2, 34499244), (3, 22999496), (4, 17249622), (6, 11499748), (8, 8624811), (12, 5749874), (13, 5307576), (24, 2874937), (26, 2653788), (37, 1864824), (39, 1769192), (43, 1604616), (52, 1326894), (74, 932412), (78, 884596), (86, 802308), (104, 663447), (111, 621608), (129, 534872), (139, 496392), (148, 466206), (156, 442298), (172, 401154), (222, 310804), (258, 267436), (278, 248196), (296, 233103), (312, 221149), (344, 200577), (417, 165464), (444, 155402), (481, 143448), (516, 133718), (556, 124098), (559, 123432), (834, 82732), (888, 77701), (962, 71724), (1032, 66859), (1112, 62049), (1118, 61716), (1443, 47816), (1591, 43368), (1668, 41366), (1677, 41144), (1807, 38184), (1924, 35862), (2236, 30858), (2886, 23908), (3182, 21684), (3336, 20683), (3354, 20572), (3614, 19092), (3848, 17931), (4472, 15429), (4773, 14456), (5143, 13416), (5421, 12728), (5772, 11954), (5977, 11544), (6364, 10842), (6708, 10286), (7228, 9546)]