128355304

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1$

素因数の和:168

約数の個数: 144

約数和(自身を含む): 327581280

約数和(自身を除く): 199225976

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 103, 119, 136, 154, 187, 196, 206, 238, 289, 308, 374, 392, 412, 476, 539, 578, 616, 721, 748, 824, 833, 952, 1078, 1133, 1156, 1309, 1442, 1496, 1666, 1751, 2023, 2156, 2266, 2312, 2618, 2884, 3179, 3332, 3502, 4046, 4312, 4532, 5047, 5236, 5768, 6358, 6664, 7004, 7931, 8092, 9064, 9163, 10094, 10472, 12257, 12716, 14008, 14161, 15862, 16184, 18326, 19261, 20188, 22253, 24514, 25432, 28322, 29767, 31724, 36652, 38522, 40376, 44506, 49028, 55517, 56644, 59534, 63448, 73304, 77044, 85799, 89012, 98056, 111034, 113288, 119068, 134827, 154088, 155771, 171598, 178024, 208369, 222068, 238136, 269654, 311542, 327437, 343196, 416738, 444136, 539308, 623084, 654874, 686392, 833476, 943789, 1078616, 1246168, 1309748, 1458583, 1666952, 1887578, 2292059, 2619496, 2917166, 3775156, 4584118, 5834332, 7550312, 9168236, 11668664, 16044413, 18336472, 32088826, 64177652, 128355304]

約数ペア:

[(1, 128355304), (2, 64177652), (4, 32088826), (7, 18336472), (8, 16044413), (11, 11668664), (14, 9168236), (17, 7550312), (22, 5834332), (28, 4584118), (34, 3775156), (44, 2917166), (49, 2619496), (56, 2292059), (68, 1887578), (77, 1666952), (88, 1458583), (98, 1309748), (103, 1246168), (119, 1078616), (136, 943789), (154, 833476), (187, 686392), (196, 654874), (206, 623084), (238, 539308), (289, 444136), (308, 416738), (374, 343196), (392, 327437), (412, 311542), (476, 269654), (539, 238136), (578, 222068), (616, 208369), (721, 178024), (748, 171598), (824, 155771), (833, 154088), (952, 134827), (1078, 119068), (1133, 113288), (1156, 111034), (1309, 98056), (1442, 89012), (1496, 85799), (1666, 77044), (1751, 73304), (2023, 63448), (2156, 59534), (2266, 56644), (2312, 55517), (2618, 49028), (2884, 44506), (3179, 40376), (3332, 38522), (3502, 36652), (4046, 31724), (4312, 29767), (4532, 28322), (5047, 25432), (5236, 24514), (5768, 22253), (6358, 20188), (6664, 19261), (7004, 18326), (7931, 16184), (8092, 15862), (9064, 14161), (9163, 14008), (10094, 12716), (10472, 12257)]