238398888

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6421}}^1$

素因数の和:6467

約数の個数: 128

約数和(自身を含む): 776805120

約数和(自身を除く): 538406232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 17, 21, 24, 26, 28, 34, 39, 42, 51, 52, 56, 68, 78, 84, 91, 102, 104, 119, 136, 156, 168, 182, 204, 221, 238, 273, 312, 357, 364, 408, 442, 476, 546, 663, 714, 728, 884, 952, 1092, 1326, 1428, 1547, 1768, 2184, 2652, 2856, 3094, 4641, 5304, 6188, 6421, 9282, 12376, 12842, 18564, 19263, 25684, 37128, 38526, 44947, 51368, 77052, 83473, 89894, 109157, 134841, 154104, 166946, 179788, 218314, 250419, 269682, 327471, 333892, 359576, 436628, 500838, 539364, 584311, 654942, 667784, 764099, 873256, 1001676, 1078728, 1168622, 1309884, 1419041, 1528198, 1752933, 2003352, 2292297, 2337244, 2619768, 2838082, 3056396, 3505866, 4257123, 4584594, 4674488, 5676164, 6112792, 7011732, 8514246, 9169188, 9933287, 11352328, 14023464, 17028492, 18338376, 19866574, 29799861, 34056984, 39733148, 59599722, 79466296, 119199444, 238398888]

約数ペア:

[(1, 238398888), (2, 119199444), (3, 79466296), (4, 59599722), (6, 39733148), (7, 34056984), (8, 29799861), (12, 19866574), (13, 18338376), (14, 17028492), (17, 14023464), (21, 11352328), (24, 9933287), (26, 9169188), (28, 8514246), (34, 7011732), (39, 6112792), (42, 5676164), (51, 4674488), (52, 4584594), (56, 4257123), (68, 3505866), (78, 3056396), (84, 2838082), (91, 2619768), (102, 2337244), (104, 2292297), (119, 2003352), (136, 1752933), (156, 1528198), (168, 1419041), (182, 1309884), (204, 1168622), (221, 1078728), (238, 1001676), (273, 873256), (312, 764099), (357, 667784), (364, 654942), (408, 584311), (442, 539364), (476, 500838), (546, 436628), (663, 359576), (714, 333892), (728, 327471), (884, 269682), (952, 250419), (1092, 218314), (1326, 179788), (1428, 166946), (1547, 154104), (1768, 134841), (2184, 109157), (2652, 89894), (2856, 83473), (3094, 77052), (4641, 51368), (5304, 44947), (6188, 38526), (6421, 37128), (9282, 25684), (12376, 19263), (12842, 18564)]