251286462

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:224

約数の個数: 160

約数和(自身を含む): 679326912

約数和(自身を除く): 428040450

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 53, 54, 63, 74, 81, 106, 111, 113, 126, 159, 162, 189, 222, 226, 259, 318, 333, 339, 371, 378, 477, 518, 567, 666, 678, 742, 777, 791, 954, 999, 1017, 1113, 1134, 1431, 1554, 1582, 1961, 1998, 2034, 2226, 2331, 2373, 2862, 2997, 3051, 3339, 3922, 4181, 4293, 4662, 4746, 5883, 5989, 5994, 6102, 6678, 6993, 7119, 8362, 8586, 9153, 10017, 11766, 11978, 12543, 13727, 13986, 14238, 17649, 17967, 18306, 20034, 20979, 21357, 25086, 27454, 29267, 30051, 35298, 35934, 37629, 41181, 41923, 41958, 42714, 52947, 53901, 58534, 60102, 64071, 75258, 82362, 83846, 87801, 105894, 107802, 112887, 123543, 125769, 128142, 158841, 161703, 175602, 221593, 225774, 247086, 251538, 263403, 317682, 323406, 338661, 370629, 377307, 443186, 485109, 526806, 664779, 677322, 741258, 754614, 790209, 970218, 1111887, 1131921, 1329558, 1551151, 1580418, 1994337, 2223774, 2263842, 2370627, 3102302, 3395763, 3988674, 4653453, 4741254, 5983011, 6791526, 9306906, 11966022, 13960359, 17949033, 27920718, 35898066, 41881077, 83762154, 125643231, 251286462]

約数ペア:

[(1, 251286462), (2, 125643231), (3, 83762154), (6, 41881077), (7, 35898066), (9, 27920718), (14, 17949033), (18, 13960359), (21, 11966022), (27, 9306906), (37, 6791526), (42, 5983011), (53, 4741254), (54, 4653453), (63, 3988674), (74, 3395763), (81, 3102302), (106, 2370627), (111, 2263842), (113, 2223774), (126, 1994337), (159, 1580418), (162, 1551151), (189, 1329558), (222, 1131921), (226, 1111887), (259, 970218), (318, 790209), (333, 754614), (339, 741258), (371, 677322), (378, 664779), (477, 526806), (518, 485109), (567, 443186), (666, 377307), (678, 370629), (742, 338661), (777, 323406), (791, 317682), (954, 263403), (999, 251538), (1017, 247086), (1113, 225774), (1134, 221593), (1431, 175602), (1554, 161703), (1582, 158841), (1961, 128142), (1998, 125769), (2034, 123543), (2226, 112887), (2331, 107802), (2373, 105894), (2862, 87801), (2997, 83846), (3051, 82362), (3339, 75258), (3922, 64071), (4181, 60102), (4293, 58534), (4662, 53901), (4746, 52947), (5883, 42714), (5989, 41958), (5994, 41923), (6102, 41181), (6678, 37629), (6993, 35934), (7119, 35298), (8362, 30051), (8586, 29267), (9153, 27454), (10017, 25086), (11766, 21357), (11978, 20979), (12543, 20034), (13727, 18306), (13986, 17967), (14238, 17649)]