251290872

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:386

約数の個数: 192

約数和(自身を含む): 833414400

約数和(自身を除く): 582123528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 42, 51, 56, 63, 68, 72, 84, 102, 119, 126, 136, 139, 153, 168, 204, 211, 238, 252, 278, 306, 357, 408, 417, 422, 476, 504, 556, 612, 633, 714, 834, 844, 952, 973, 1071, 1112, 1224, 1251, 1266, 1428, 1477, 1668, 1688, 1899, 1946, 2142, 2363, 2502, 2532, 2856, 2919, 2954, 3336, 3587, 3798, 3892, 4284, 4431, 4726, 5004, 5064, 5838, 5908, 7089, 7174, 7596, 7784, 8568, 8757, 8862, 9452, 10008, 10761, 11676, 11816, 13293, 14178, 14348, 15192, 16541, 17514, 17724, 18904, 21267, 21522, 23352, 25109, 26586, 28356, 28696, 29329, 32283, 33082, 35028, 35448, 42534, 43044, 49623, 50218, 53172, 56712, 58658, 64566, 66164, 70056, 75327, 85068, 86088, 87987, 99246, 100436, 106344, 117316, 129132, 132328, 148869, 150654, 170136, 175974, 198492, 200872, 205303, 225981, 234632, 258264, 263961, 297738, 301308, 351948, 396984, 410606, 451962, 498593, 527922, 595476, 602616, 615909, 703896, 821212, 903924, 997186, 1055844, 1190952, 1231818, 1495779, 1642424, 1807848, 1847727, 1994372, 2111688, 2463636, 2991558, 3490151, 3695454, 3988744, 4487337, 4927272, 5983116, 6980302, 7390908, 8974674, 10470453, 11966232, 13960604, 14781816, 17949348, 20940906, 27921208, 31411359, 35898696, 41881812, 62822718, 83763624, 125645436, 251290872]

約数ペア:

[(1, 251290872), (2, 125645436), (3, 83763624), (4, 62822718), (6, 41881812), (7, 35898696), (8, 31411359), (9, 27921208), (12, 20940906), (14, 17949348), (17, 14781816), (18, 13960604), (21, 11966232), (24, 10470453), (28, 8974674), (34, 7390908), (36, 6980302), (42, 5983116), (51, 4927272), (56, 4487337), (63, 3988744), (68, 3695454), (72, 3490151), (84, 2991558), (102, 2463636), (119, 2111688), (126, 1994372), (136, 1847727), (139, 1807848), (153, 1642424), (168, 1495779), (204, 1231818), (211, 1190952), (238, 1055844), (252, 997186), (278, 903924), (306, 821212), (357, 703896), (408, 615909), (417, 602616), (422, 595476), (476, 527922), (504, 498593), (556, 451962), (612, 410606), (633, 396984), (714, 351948), (834, 301308), (844, 297738), (952, 263961), (973, 258264), (1071, 234632), (1112, 225981), (1224, 205303), (1251, 200872), (1266, 198492), (1428, 175974), (1477, 170136), (1668, 150654), (1688, 148869), (1899, 132328), (1946, 129132), (2142, 117316), (2363, 106344), (2502, 100436), (2532, 99246), (2856, 87987), (2919, 86088), (2954, 85068), (3336, 75327), (3587, 70056), (3798, 66164), (3892, 64566), (4284, 58658), (4431, 56712), (4726, 53172), (5004, 50218), (5064, 49623), (5838, 43044), (5908, 42534), (7089, 35448), (7174, 35028), (7596, 33082), (7784, 32283), (8568, 29329), (8757, 28696), (8862, 28356), (9452, 26586), (10008, 25109), (10761, 23352), (11676, 21522), (11816, 21267), (13293, 18904), (14178, 17724), (14348, 17514), (15192, 16541)]