420904224

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{389}}^1$

素因数の和:452

約数の個数: 216

約数和(自身を含む): 1372824180

約数和(自身を除く): 951919956

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 68, 72, 78, 96, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 288, 289, 306, 312, 389, 408, 416, 442, 468, 544, 578, 612, 624, 663, 778, 816, 867, 884, 936, 1156, 1167, 1224, 1248, 1326, 1556, 1632, 1734, 1768, 1872, 1989, 2312, 2334, 2448, 2601, 2652, 3112, 3468, 3501, 3536, 3744, 3757, 3978, 4624, 4668, 4896, 5057, 5202, 5304, 6224, 6613, 6936, 7002, 7072, 7514, 7956, 9248, 9336, 10114, 10404, 10608, 11271, 12448, 13226, 13872, 14004, 15028, 15171, 15912, 18672, 19839, 20228, 20808, 21216, 22542, 26452, 27744, 28008, 30056, 30342, 31824, 33813, 37344, 39678, 40456, 41616, 45084, 45513, 52904, 56016, 59517, 60112, 60684, 63648, 67626, 79356, 80912, 83232, 85969, 90168, 91026, 105808, 112032, 112421, 119034, 120224, 121368, 135252, 158712, 161824, 171938, 180336, 182052, 211616, 224842, 238068, 242736, 257907, 270504, 317424, 337263, 343876, 360672, 364104, 449684, 476136, 485472, 515814, 541008, 634848, 674526, 687752, 728208, 773721, 899368, 952272, 1011789, 1031628, 1082016, 1349052, 1375504, 1456416, 1461473, 1547442, 1798736, 1904544, 2023578, 2063256, 2698104, 2751008, 2922946, 3094884, 3597472, 4047156, 4126512, 4384419, 5396208, 5845892, 6189768, 8094312, 8253024, 8768838, 10792416, 11691784, 12379536, 13153257, 16188624, 17537676, 23383568, 24759072, 26306514, 32377248, 35075352, 46767136, 52613028, 70150704, 105226056, 140301408, 210452112, 420904224]

約数ペア:

[(1, 420904224), (2, 210452112), (3, 140301408), (4, 105226056), (6, 70150704), (8, 52613028), (9, 46767136), (12, 35075352), (13, 32377248), (16, 26306514), (17, 24759072), (18, 23383568), (24, 17537676), (26, 16188624), (32, 13153257), (34, 12379536), (36, 11691784), (39, 10792416), (48, 8768838), (51, 8253024), (52, 8094312), (68, 6189768), (72, 5845892), (78, 5396208), (96, 4384419), (102, 4126512), (104, 4047156), (117, 3597472), (136, 3094884), (144, 2922946), (153, 2751008), (156, 2698104), (204, 2063256), (208, 2023578), (221, 1904544), (234, 1798736), (272, 1547442), (288, 1461473), (289, 1456416), (306, 1375504), (312, 1349052), (389, 1082016), (408, 1031628), (416, 1011789), (442, 952272), (468, 899368), (544, 773721), (578, 728208), (612, 687752), (624, 674526), (663, 634848), (778, 541008), (816, 515814), (867, 485472), (884, 476136), (936, 449684), (1156, 364104), (1167, 360672), (1224, 343876), (1248, 337263), (1326, 317424), (1556, 270504), (1632, 257907), (1734, 242736), (1768, 238068), (1872, 224842), (1989, 211616), (2312, 182052), (2334, 180336), (2448, 171938), (2601, 161824), (2652, 158712), (3112, 135252), (3468, 121368), (3501, 120224), (3536, 119034), (3744, 112421), (3757, 112032), (3978, 105808), (4624, 91026), (4668, 90168), (4896, 85969), (5057, 83232), (5202, 80912), (5304, 79356), (6224, 67626), (6613, 63648), (6936, 60684), (7002, 60112), (7072, 59517), (7514, 56016), (7956, 52904), (9248, 45513), (9336, 45084), (10114, 41616), (10404, 40456), (10608, 39678), (11271, 37344), (12448, 33813), (13226, 31824), (13872, 30342), (14004, 30056), (15028, 28008), (15171, 27744), (15912, 26452), (18672, 22542), (19839, 21216), (20228, 20808)]