287021448

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:241

約数の個数: 256

約数和(自身を含む): 978432000

約数和(自身を除く): 691410552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 97, 103, 108, 114, 126, 133, 152, 168, 171, 189, 194, 206, 216, 228, 252, 266, 291, 309, 342, 378, 388, 399, 412, 456, 504, 513, 532, 582, 618, 679, 684, 721, 756, 776, 798, 824, 873, 927, 1026, 1064, 1164, 1197, 1236, 1358, 1368, 1442, 1512, 1596, 1746, 1843, 1854, 1957, 2037, 2052, 2163, 2328, 2394, 2472, 2619, 2716, 2781, 2884, 3192, 3492, 3591, 3686, 3708, 3914, 4074, 4104, 4326, 4788, 5238, 5432, 5529, 5562, 5768, 5871, 6111, 6489, 6984, 7182, 7372, 7416, 7828, 8148, 8652, 9576, 9991, 10476, 11058, 11124, 11742, 12222, 12901, 12978, 13699, 14364, 14744, 15656, 16296, 16587, 17304, 17613, 18333, 19467, 19982, 20952, 22116, 22248, 23484, 24444, 25802, 25956, 27398, 28728, 29973, 33174, 35226, 36666, 38703, 38934, 39964, 41097, 44232, 46968, 48888, 49761, 51604, 51912, 52839, 54796, 59946, 66348, 69937, 70452, 73332, 77406, 77868, 79928, 82194, 89919, 99522, 103208, 105678, 109592, 116109, 119892, 123291, 132696, 139874, 140904, 146664, 154812, 155736, 164388, 179838, 189829, 199044, 209811, 211356, 232218, 239784, 246582, 269757, 279748, 309624, 328776, 348327, 359676, 369873, 379658, 398088, 419622, 422712, 464436, 493164, 539514, 559496, 569487, 629433, 696654, 719352, 739746, 759316, 839244, 928872, 986328, 1079028, 1138974, 1258866, 1328803, 1393308, 1479492, 1518632, 1678488, 1708461, 1888299, 2158056, 2277948, 2517732, 2657606, 2786616, 2958984, 3416922, 3776598, 3986409, 4555896, 5035464, 5125383, 5315212, 6833844, 7553196, 7972818, 10250766, 10630424, 11959227, 13667688, 15106392, 15945636, 20501532, 23918454, 31891272, 35877681, 41003064, 47836908, 71755362, 95673816, 143510724, 287021448]

約数ペア:

[(1, 287021448), (2, 143510724), (3, 95673816), (4, 71755362), (6, 47836908), (7, 41003064), (8, 35877681), (9, 31891272), (12, 23918454), (14, 20501532), (18, 15945636), (19, 15106392), (21, 13667688), (24, 11959227), (27, 10630424), (28, 10250766), (36, 7972818), (38, 7553196), (42, 6833844), (54, 5315212), (56, 5125383), (57, 5035464), (63, 4555896), (72, 3986409), (76, 3776598), (84, 3416922), (97, 2958984), (103, 2786616), (108, 2657606), (114, 2517732), (126, 2277948), (133, 2158056), (152, 1888299), (168, 1708461), (171, 1678488), (189, 1518632), (194, 1479492), (206, 1393308), (216, 1328803), (228, 1258866), (252, 1138974), (266, 1079028), (291, 986328), (309, 928872), (342, 839244), (378, 759316), (388, 739746), (399, 719352), (412, 696654), (456, 629433), (504, 569487), (513, 559496), (532, 539514), (582, 493164), (618, 464436), (679, 422712), (684, 419622), (721, 398088), (756, 379658), (776, 369873), (798, 359676), (824, 348327), (873, 328776), (927, 309624), (1026, 279748), (1064, 269757), (1164, 246582), (1197, 239784), (1236, 232218), (1358, 211356), (1368, 209811), (1442, 199044), (1512, 189829), (1596, 179838), (1746, 164388), (1843, 155736), (1854, 154812), (1957, 146664), (2037, 140904), (2052, 139874), (2163, 132696), (2328, 123291), (2394, 119892), (2472, 116109), (2619, 109592), (2716, 105678), (2781, 103208), (2884, 99522), (3192, 89919), (3492, 82194), (3591, 79928), (3686, 77868), (3708, 77406), (3914, 73332), (4074, 70452), (4104, 69937), (4326, 66348), (4788, 59946), (5238, 54796), (5432, 52839), (5529, 51912), (5562, 51604), (5768, 49761), (5871, 48888), (6111, 46968), (6489, 44232), (6984, 41097), (7182, 39964), (7372, 38934), (7416, 38703), (7828, 36666), (8148, 35226), (8652, 33174), (9576, 29973), (9991, 28728), (10476, 27398), (11058, 25956), (11124, 25802), (11742, 24444), (12222, 23484), (12901, 22248), (12978, 22116), (13699, 20952), (14364, 19982), (14744, 19467), (15656, 18333), (16296, 17613), (16587, 17304)]