261238032

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 240

約数和(自身を含む): 849588480

約数和(自身を除く): 588350448

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 29, 33, 36, 44, 47, 48, 58, 66, 72, 87, 88, 94, 99, 116, 121, 132, 141, 144, 174, 176, 188, 198, 232, 242, 261, 264, 282, 319, 348, 363, 376, 396, 423, 464, 484, 517, 522, 528, 564, 638, 696, 726, 752, 792, 846, 957, 968, 1034, 1044, 1089, 1128, 1276, 1331, 1363, 1392, 1452, 1551, 1584, 1692, 1914, 1936, 2068, 2088, 2178, 2256, 2552, 2662, 2726, 2871, 2904, 3102, 3384, 3509, 3828, 3993, 4089, 4136, 4176, 4356, 4653, 5104, 5324, 5452, 5687, 5742, 5808, 6204, 6768, 7018, 7656, 7986, 8178, 8272, 8712, 9306, 10527, 10648, 10904, 11374, 11484, 11979, 12267, 12408, 14036, 14993, 15312, 15972, 16356, 17061, 17424, 18612, 21054, 21296, 21808, 22748, 22968, 23958, 24534, 24816, 28072, 29986, 31581, 31944, 32712, 34122, 37224, 38599, 42108, 44979, 45496, 45936, 47916, 49068, 51183, 56144, 59972, 62557, 63162, 63888, 65424, 68244, 74448, 77198, 84216, 89958, 90992, 95832, 98136, 102366, 115797, 119944, 125114, 126324, 134937, 136488, 154396, 164923, 168432, 179916, 187671, 191664, 196272, 204732, 231594, 239888, 250228, 252648, 269874, 272976, 308792, 329846, 347391, 359832, 375342, 409464, 463188, 494769, 500456, 505296, 539748, 563013, 617584, 659692, 694782, 719664, 750684, 818928, 926376, 989538, 1000912, 1079496, 1126026, 1319384, 1389564, 1484307, 1501368, 1814153, 1852752, 1979076, 2158992, 2252052, 2638768, 2779128, 2968614, 3002736, 3628306, 3958152, 4504104, 5442459, 5558256, 5937228, 7256612, 7916304, 9008208, 10884918, 11874456, 14513224, 16327377, 21769836, 23748912, 29026448, 32654754, 43539672, 65309508, 87079344, 130619016, 261238032]

約数ペア:

[(1, 261238032), (2, 130619016), (3, 87079344), (4, 65309508), (6, 43539672), (8, 32654754), (9, 29026448), (11, 23748912), (12, 21769836), (16, 16327377), (18, 14513224), (22, 11874456), (24, 10884918), (29, 9008208), (33, 7916304), (36, 7256612), (44, 5937228), (47, 5558256), (48, 5442459), (58, 4504104), (66, 3958152), (72, 3628306), (87, 3002736), (88, 2968614), (94, 2779128), (99, 2638768), (116, 2252052), (121, 2158992), (132, 1979076), (141, 1852752), (144, 1814153), (174, 1501368), (176, 1484307), (188, 1389564), (198, 1319384), (232, 1126026), (242, 1079496), (261, 1000912), (264, 989538), (282, 926376), (319, 818928), (348, 750684), (363, 719664), (376, 694782), (396, 659692), (423, 617584), (464, 563013), (484, 539748), (517, 505296), (522, 500456), (528, 494769), (564, 463188), (638, 409464), (696, 375342), (726, 359832), (752, 347391), (792, 329846), (846, 308792), (957, 272976), (968, 269874), (1034, 252648), (1044, 250228), (1089, 239888), (1128, 231594), (1276, 204732), (1331, 196272), (1363, 191664), (1392, 187671), (1452, 179916), (1551, 168432), (1584, 164923), (1692, 154396), (1914, 136488), (1936, 134937), (2068, 126324), (2088, 125114), (2178, 119944), (2256, 115797), (2552, 102366), (2662, 98136), (2726, 95832), (2871, 90992), (2904, 89958), (3102, 84216), (3384, 77198), (3509, 74448), (3828, 68244), (3993, 65424), (4089, 63888), (4136, 63162), (4176, 62557), (4356, 59972), (4653, 56144), (5104, 51183), (5324, 49068), (5452, 47916), (5687, 45936), (5742, 45496), (5808, 44979), (6204, 42108), (6768, 38599), (7018, 37224), (7656, 34122), (7986, 32712), (8178, 31944), (8272, 31581), (8712, 29986), (9306, 28072), (10527, 24816), (10648, 24534), (10904, 23958), (11374, 22968), (11484, 22748), (11979, 21808), (12267, 21296), (12408, 21054), (14036, 18612), (14993, 17424), (15312, 17061), (15972, 16356)]