397557888

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:435

約数の個数: 256

約数和(自身を含む): 1345290240

約数和(自身を除く): 947732352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 31, 32, 39, 42, 48, 52, 56, 62, 64, 78, 84, 91, 93, 96, 104, 112, 124, 128, 156, 168, 182, 186, 192, 208, 217, 224, 248, 273, 312, 336, 364, 367, 372, 384, 403, 416, 434, 448, 496, 546, 624, 651, 672, 728, 734, 744, 806, 832, 868, 896, 992, 1092, 1101, 1209, 1248, 1302, 1344, 1456, 1468, 1488, 1612, 1664, 1736, 1984, 2184, 2202, 2418, 2496, 2569, 2604, 2688, 2821, 2912, 2936, 2976, 3224, 3472, 3968, 4368, 4404, 4771, 4836, 4992, 5138, 5208, 5642, 5824, 5872, 5952, 6448, 6944, 7707, 8463, 8736, 8808, 9542, 9672, 10276, 10416, 11284, 11377, 11648, 11744, 11904, 12896, 13888, 14313, 15414, 16926, 17472, 17616, 19084, 19344, 20552, 20832, 22568, 22754, 23488, 25792, 27776, 28626, 30828, 33397, 33852, 34131, 34944, 35232, 38168, 38688, 41104, 41664, 45136, 45508, 46976, 51584, 57252, 61656, 66794, 67704, 68262, 70464, 76336, 77376, 79639, 82208, 83328, 90272, 91016, 100191, 114504, 123312, 133588, 135408, 136524, 140928, 147901, 152672, 154752, 159278, 164416, 180544, 182032, 200382, 229008, 238917, 246624, 267176, 270816, 273048, 295802, 305344, 318556, 328832, 361088, 364064, 400764, 443703, 458016, 477834, 493248, 534352, 541632, 546096, 591604, 610688, 637112, 728128, 801528, 887406, 916032, 955668, 986496, 1035307, 1068704, 1083264, 1092192, 1183208, 1274224, 1456256, 1603056, 1774812, 1832064, 1911336, 2070614, 2137408, 2184384, 2366416, 2548448, 3105921, 3206112, 3549624, 3822672, 4141228, 4274816, 4368768, 4732832, 5096896, 6211842, 6412224, 7099248, 7645344, 8282456, 9465664, 10193792, 12423684, 12824448, 14198496, 15290688, 16564912, 18931328, 24847368, 28396992, 30581376, 33129824, 49694736, 56793984, 66259648, 99389472, 132519296, 198778944, 397557888]

約数ペア:

[(1, 397557888), (2, 198778944), (3, 132519296), (4, 99389472), (6, 66259648), (7, 56793984), (8, 49694736), (12, 33129824), (13, 30581376), (14, 28396992), (16, 24847368), (21, 18931328), (24, 16564912), (26, 15290688), (28, 14198496), (31, 12824448), (32, 12423684), (39, 10193792), (42, 9465664), (48, 8282456), (52, 7645344), (56, 7099248), (62, 6412224), (64, 6211842), (78, 5096896), (84, 4732832), (91, 4368768), (93, 4274816), (96, 4141228), (104, 3822672), (112, 3549624), (124, 3206112), (128, 3105921), (156, 2548448), (168, 2366416), (182, 2184384), (186, 2137408), (192, 2070614), (208, 1911336), (217, 1832064), (224, 1774812), (248, 1603056), (273, 1456256), (312, 1274224), (336, 1183208), (364, 1092192), (367, 1083264), (372, 1068704), (384, 1035307), (403, 986496), (416, 955668), (434, 916032), (448, 887406), (496, 801528), (546, 728128), (624, 637112), (651, 610688), (672, 591604), (728, 546096), (734, 541632), (744, 534352), (806, 493248), (832, 477834), (868, 458016), (896, 443703), (992, 400764), (1092, 364064), (1101, 361088), (1209, 328832), (1248, 318556), (1302, 305344), (1344, 295802), (1456, 273048), (1468, 270816), (1488, 267176), (1612, 246624), (1664, 238917), (1736, 229008), (1984, 200382), (2184, 182032), (2202, 180544), (2418, 164416), (2496, 159278), (2569, 154752), (2604, 152672), (2688, 147901), (2821, 140928), (2912, 136524), (2936, 135408), (2976, 133588), (3224, 123312), (3472, 114504), (3968, 100191), (4368, 91016), (4404, 90272), (4771, 83328), (4836, 82208), (4992, 79639), (5138, 77376), (5208, 76336), (5642, 70464), (5824, 68262), (5872, 67704), (5952, 66794), (6448, 61656), (6944, 57252), (7707, 51584), (8463, 46976), (8736, 45508), (8808, 45136), (9542, 41664), (9672, 41104), (10276, 38688), (10416, 38168), (11284, 35232), (11377, 34944), (11648, 34131), (11744, 33852), (11904, 33397), (12896, 30828), (13888, 28626), (14313, 27776), (15414, 25792), (16926, 23488), (17472, 22754), (17616, 22568), (19084, 20832), (19344, 20552)]