261763008

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:275

約数の個数: 224

約数和(自身を含む): 819302400

約数和(自身を除く): 557539392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 31, 32, 34, 39, 48, 51, 52, 62, 64, 68, 78, 93, 96, 102, 104, 124, 136, 156, 186, 192, 199, 204, 208, 221, 248, 272, 312, 372, 398, 403, 408, 416, 442, 496, 527, 544, 597, 624, 663, 744, 796, 806, 816, 832, 884, 992, 1054, 1088, 1194, 1209, 1248, 1326, 1488, 1581, 1592, 1612, 1632, 1768, 1984, 2108, 2388, 2418, 2496, 2587, 2652, 2976, 3162, 3184, 3224, 3264, 3383, 3536, 4216, 4776, 4836, 5174, 5304, 5952, 6169, 6324, 6368, 6448, 6766, 6851, 7072, 7761, 8432, 9552, 9672, 10149, 10348, 10608, 12338, 12648, 12736, 12896, 13532, 13702, 14144, 15522, 16864, 18507, 19104, 19344, 20298, 20553, 20696, 21216, 24676, 25296, 25792, 27064, 27404, 31044, 33728, 37014, 38208, 38688, 40596, 41106, 41392, 42432, 43979, 49352, 50592, 54128, 54808, 62088, 74028, 77376, 80197, 81192, 82212, 82784, 87958, 98704, 101184, 104873, 108256, 109616, 124176, 131937, 148056, 160394, 162384, 164424, 165568, 175916, 197408, 209746, 216512, 219232, 240591, 248352, 263874, 296112, 314619, 320788, 324768, 328848, 351832, 394816, 419492, 438464, 481182, 496704, 527748, 592224, 629238, 641576, 649536, 657696, 703664, 838984, 962364, 1055496, 1184448, 1258476, 1283152, 1315392, 1363349, 1407328, 1677968, 1924728, 2110992, 2516952, 2566304, 2726698, 2814656, 3355936, 3849456, 4090047, 4221984, 5033904, 5132608, 5453396, 6711872, 7698912, 8180094, 8443968, 10067808, 10906792, 15397824, 16360188, 20135616, 21813584, 32720376, 43627168, 65440752, 87254336, 130881504, 261763008]

約数ペア:

[(1, 261763008), (2, 130881504), (3, 87254336), (4, 65440752), (6, 43627168), (8, 32720376), (12, 21813584), (13, 20135616), (16, 16360188), (17, 15397824), (24, 10906792), (26, 10067808), (31, 8443968), (32, 8180094), (34, 7698912), (39, 6711872), (48, 5453396), (51, 5132608), (52, 5033904), (62, 4221984), (64, 4090047), (68, 3849456), (78, 3355936), (93, 2814656), (96, 2726698), (102, 2566304), (104, 2516952), (124, 2110992), (136, 1924728), (156, 1677968), (186, 1407328), (192, 1363349), (199, 1315392), (204, 1283152), (208, 1258476), (221, 1184448), (248, 1055496), (272, 962364), (312, 838984), (372, 703664), (398, 657696), (403, 649536), (408, 641576), (416, 629238), (442, 592224), (496, 527748), (527, 496704), (544, 481182), (597, 438464), (624, 419492), (663, 394816), (744, 351832), (796, 328848), (806, 324768), (816, 320788), (832, 314619), (884, 296112), (992, 263874), (1054, 248352), (1088, 240591), (1194, 219232), (1209, 216512), (1248, 209746), (1326, 197408), (1488, 175916), (1581, 165568), (1592, 164424), (1612, 162384), (1632, 160394), (1768, 148056), (1984, 131937), (2108, 124176), (2388, 109616), (2418, 108256), (2496, 104873), (2587, 101184), (2652, 98704), (2976, 87958), (3162, 82784), (3184, 82212), (3224, 81192), (3264, 80197), (3383, 77376), (3536, 74028), (4216, 62088), (4776, 54808), (4836, 54128), (5174, 50592), (5304, 49352), (5952, 43979), (6169, 42432), (6324, 41392), (6368, 41106), (6448, 40596), (6766, 38688), (6851, 38208), (7072, 37014), (7761, 33728), (8432, 31044), (9552, 27404), (9672, 27064), (10149, 25792), (10348, 25296), (10608, 24676), (12338, 21216), (12648, 20696), (12736, 20553), (12896, 20298), (13532, 19344), (13702, 19104), (14144, 18507), (15522, 16864)]