391402872

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:346

約数の個数: 192

約数和(自身を含む): 1261478400

約数和(自身を除く): 870075528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 37, 42, 56, 63, 72, 74, 84, 111, 126, 139, 148, 151, 168, 222, 252, 259, 278, 296, 302, 333, 417, 444, 453, 504, 518, 556, 604, 666, 777, 834, 888, 906, 973, 1036, 1057, 1112, 1208, 1251, 1332, 1359, 1554, 1668, 1812, 1946, 2072, 2114, 2331, 2502, 2664, 2718, 2919, 3108, 3171, 3336, 3624, 3892, 4228, 4662, 5004, 5143, 5436, 5587, 5838, 6216, 6342, 7784, 8456, 8757, 9324, 9513, 10008, 10286, 10872, 11174, 11676, 12684, 15429, 16761, 17514, 18648, 19026, 20572, 20989, 22348, 23352, 25368, 30858, 33522, 35028, 36001, 38052, 39109, 41144, 41978, 44696, 46287, 50283, 61716, 62967, 67044, 70056, 72002, 76104, 78218, 83956, 92574, 100566, 108003, 117327, 123432, 125934, 134088, 144004, 146923, 156436, 167912, 185148, 188901, 201132, 216006, 234654, 251868, 288008, 293846, 312872, 324009, 351981, 370296, 377802, 402264, 432012, 440769, 469308, 503736, 587692, 648018, 703962, 755604, 776593, 864024, 881538, 938616, 1175384, 1296036, 1322307, 1407924, 1511208, 1553186, 1763076, 2329779, 2592072, 2644614, 2815848, 3106372, 3526152, 4659558, 5289228, 5436151, 6212744, 6989337, 9319116, 10578456, 10872302, 13978674, 16308453, 18638232, 21744604, 27957348, 32616906, 43489208, 48925359, 55914696, 65233812, 97850718, 130467624, 195701436, 391402872]

約数ペア:

[(1, 391402872), (2, 195701436), (3, 130467624), (4, 97850718), (6, 65233812), (7, 55914696), (8, 48925359), (9, 43489208), (12, 32616906), (14, 27957348), (18, 21744604), (21, 18638232), (24, 16308453), (28, 13978674), (36, 10872302), (37, 10578456), (42, 9319116), (56, 6989337), (63, 6212744), (72, 5436151), (74, 5289228), (84, 4659558), (111, 3526152), (126, 3106372), (139, 2815848), (148, 2644614), (151, 2592072), (168, 2329779), (222, 1763076), (252, 1553186), (259, 1511208), (278, 1407924), (296, 1322307), (302, 1296036), (333, 1175384), (417, 938616), (444, 881538), (453, 864024), (504, 776593), (518, 755604), (556, 703962), (604, 648018), (666, 587692), (777, 503736), (834, 469308), (888, 440769), (906, 432012), (973, 402264), (1036, 377802), (1057, 370296), (1112, 351981), (1208, 324009), (1251, 312872), (1332, 293846), (1359, 288008), (1554, 251868), (1668, 234654), (1812, 216006), (1946, 201132), (2072, 188901), (2114, 185148), (2331, 167912), (2502, 156436), (2664, 146923), (2718, 144004), (2919, 134088), (3108, 125934), (3171, 123432), (3336, 117327), (3624, 108003), (3892, 100566), (4228, 92574), (4662, 83956), (5004, 78218), (5143, 76104), (5436, 72002), (5587, 70056), (5838, 67044), (6216, 62967), (6342, 61716), (7784, 50283), (8456, 46287), (8757, 44696), (9324, 41978), (9513, 41144), (10008, 39109), (10286, 38052), (10872, 36001), (11174, 35028), (11676, 33522), (12684, 30858), (15429, 25368), (16761, 23352), (17514, 22348), (18648, 20989), (19026, 20572)]