256086402

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:324

約数の個数: 128

約数和(自身を含む): 647232768

約数和(自身を除く): 391146366

約数列:

[1, 2, 3, 6, 11, 13, 17, 22, 26, 33, 34, 39, 51, 66, 78, 97, 102, 143, 181, 187, 194, 221, 286, 291, 362, 374, 429, 442, 543, 561, 582, 663, 858, 1067, 1086, 1122, 1261, 1326, 1649, 1991, 2134, 2353, 2431, 2522, 3077, 3201, 3298, 3783, 3982, 4706, 4862, 4947, 5973, 6154, 6402, 7059, 7293, 7566, 9231, 9894, 11946, 13871, 14118, 14586, 17557, 18139, 18462, 21437, 25883, 27742, 33847, 35114, 36278, 40001, 41613, 42874, 51766, 52671, 54417, 64311, 67694, 77649, 80002, 83226, 101541, 105342, 108834, 120003, 128622, 155298, 193127, 203082, 228241, 235807, 240006, 298469, 386254, 440011, 456482, 471614, 579381, 596938, 684723, 707421, 880022, 895407, 1158762, 1320033, 1369446, 1414842, 1790814, 2510651, 2640066, 3283159, 3880097, 5021302, 6566318, 7531953, 7760194, 9849477, 11640291, 15063906, 19698954, 23280582, 42681067, 85362134, 128043201, 256086402]

約数ペア:

[(1, 256086402), (2, 128043201), (3, 85362134), (6, 42681067), (11, 23280582), (13, 19698954), (17, 15063906), (22, 11640291), (26, 9849477), (33, 7760194), (34, 7531953), (39, 6566318), (51, 5021302), (66, 3880097), (78, 3283159), (97, 2640066), (102, 2510651), (143, 1790814), (181, 1414842), (187, 1369446), (194, 1320033), (221, 1158762), (286, 895407), (291, 880022), (362, 707421), (374, 684723), (429, 596938), (442, 579381), (543, 471614), (561, 456482), (582, 440011), (663, 386254), (858, 298469), (1067, 240006), (1086, 235807), (1122, 228241), (1261, 203082), (1326, 193127), (1649, 155298), (1991, 128622), (2134, 120003), (2353, 108834), (2431, 105342), (2522, 101541), (3077, 83226), (3201, 80002), (3298, 77649), (3783, 67694), (3982, 64311), (4706, 54417), (4862, 52671), (4947, 51766), (5973, 42874), (6154, 41613), (6402, 40001), (7059, 36278), (7293, 35114), (7566, 33847), (9231, 27742), (9894, 25883), (11946, 21437), (13871, 18462), (14118, 18139), (14586, 17557)]