31993416

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:308

約数の個数: 192

約数和(自身を含む): 112694400

約数和(自身を除く): 80700984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 19, 21, 24, 26, 28, 36, 38, 39, 42, 52, 56, 57, 63, 72, 76, 78, 84, 91, 104, 114, 117, 126, 133, 152, 156, 168, 171, 182, 228, 234, 247, 252, 257, 266, 273, 312, 342, 364, 399, 456, 468, 494, 504, 514, 532, 546, 684, 728, 741, 771, 798, 819, 936, 988, 1028, 1064, 1092, 1197, 1368, 1482, 1542, 1596, 1638, 1729, 1799, 1976, 2056, 2184, 2223, 2313, 2394, 2964, 3084, 3192, 3276, 3341, 3458, 3598, 4446, 4626, 4788, 4883, 5187, 5397, 5928, 6168, 6552, 6682, 6916, 7196, 8892, 9252, 9576, 9766, 10023, 10374, 10794, 13364, 13832, 14392, 14649, 15561, 16191, 17784, 18504, 19532, 20046, 20748, 21588, 23387, 26728, 29298, 30069, 31122, 32382, 34181, 39064, 40092, 41496, 43176, 43947, 46774, 58596, 60138, 62244, 63479, 64764, 68362, 70161, 80184, 87894, 93548, 102543, 117192, 120276, 124488, 126958, 129528, 136724, 140322, 175788, 187096, 190437, 205086, 210483, 240552, 253916, 273448, 280644, 307629, 351576, 380874, 410172, 420966, 444353, 507832, 561288, 571311, 615258, 761748, 820344, 841932, 888706, 1142622, 1230516, 1333059, 1523496, 1683864, 1777412, 2285244, 2461032, 2666118, 3554824, 3999177, 4570488, 5332236, 7998354, 10664472, 15996708, 31993416]

約数ペア:

[(1, 31993416), (2, 15996708), (3, 10664472), (4, 7998354), (6, 5332236), (7, 4570488), (8, 3999177), (9, 3554824), (12, 2666118), (13, 2461032), (14, 2285244), (18, 1777412), (19, 1683864), (21, 1523496), (24, 1333059), (26, 1230516), (28, 1142622), (36, 888706), (38, 841932), (39, 820344), (42, 761748), (52, 615258), (56, 571311), (57, 561288), (63, 507832), (72, 444353), (76, 420966), (78, 410172), (84, 380874), (91, 351576), (104, 307629), (114, 280644), (117, 273448), (126, 253916), (133, 240552), (152, 210483), (156, 205086), (168, 190437), (171, 187096), (182, 175788), (228, 140322), (234, 136724), (247, 129528), (252, 126958), (257, 124488), (266, 120276), (273, 117192), (312, 102543), (342, 93548), (364, 87894), (399, 80184), (456, 70161), (468, 68362), (494, 64764), (504, 63479), (514, 62244), (532, 60138), (546, 58596), (684, 46774), (728, 43947), (741, 43176), (771, 41496), (798, 40092), (819, 39064), (936, 34181), (988, 32382), (1028, 31122), (1064, 30069), (1092, 29298), (1197, 26728), (1368, 23387), (1482, 21588), (1542, 20748), (1596, 20046), (1638, 19532), (1729, 18504), (1799, 17784), (1976, 16191), (2056, 15561), (2184, 14649), (2223, 14392), (2313, 13832), (2394, 13364), (2964, 10794), (3084, 10374), (3192, 10023), (3276, 9766), (3341, 9576), (3458, 9252), (3598, 8892), (4446, 7196), (4626, 6916), (4788, 6682), (4883, 6552), (5187, 6168), (5397, 5928)]