205040472

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:673

約数の個数: 128

約数和(自身を含む): 635228160

約数和(自身を除く): 430187688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 223, 273, 312, 364, 421, 446, 546, 669, 728, 842, 892, 1092, 1263, 1338, 1561, 1684, 1784, 2184, 2526, 2676, 2899, 2947, 3122, 3368, 4683, 5052, 5352, 5473, 5798, 5894, 6244, 8697, 8841, 9366, 10104, 10946, 11596, 11788, 12488, 16419, 17394, 17682, 18732, 20293, 21892, 23192, 23576, 32838, 34788, 35364, 37464, 38311, 40586, 43784, 60879, 65676, 69576, 70728, 76622, 81172, 93883, 114933, 121758, 131352, 153244, 162344, 187766, 229866, 243516, 281649, 306488, 375532, 459732, 487032, 563298, 657181, 751064, 919464, 1126596, 1220479, 1314362, 1971543, 2253192, 2440958, 2628724, 3661437, 3943086, 4881916, 5257448, 7322874, 7886172, 8543353, 9763832, 14645748, 15772344, 17086706, 25630059, 29291496, 34173412, 51260118, 68346824, 102520236, 205040472]

約数ペア:

[(1, 205040472), (2, 102520236), (3, 68346824), (4, 51260118), (6, 34173412), (7, 29291496), (8, 25630059), (12, 17086706), (13, 15772344), (14, 14645748), (21, 9763832), (24, 8543353), (26, 7886172), (28, 7322874), (39, 5257448), (42, 4881916), (52, 3943086), (56, 3661437), (78, 2628724), (84, 2440958), (91, 2253192), (104, 1971543), (156, 1314362), (168, 1220479), (182, 1126596), (223, 919464), (273, 751064), (312, 657181), (364, 563298), (421, 487032), (446, 459732), (546, 375532), (669, 306488), (728, 281649), (842, 243516), (892, 229866), (1092, 187766), (1263, 162344), (1338, 153244), (1561, 131352), (1684, 121758), (1784, 114933), (2184, 93883), (2526, 81172), (2676, 76622), (2899, 70728), (2947, 69576), (3122, 65676), (3368, 60879), (4683, 43784), (5052, 40586), (5352, 38311), (5473, 37464), (5798, 35364), (5894, 34788), (6244, 32838), (8697, 23576), (8841, 23192), (9366, 21892), (10104, 20293), (10946, 18732), (11596, 17682), (11788, 17394), (12488, 16419)]