261536832

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:297

約数の個数: 168

約数和(自身を含む): 786985472

約数和(自身を除く): 525448640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 97, 124, 144, 151, 186, 192, 194, 248, 279, 288, 291, 302, 372, 388, 453, 496, 558, 576, 582, 604, 744, 776, 873, 906, 992, 1116, 1164, 1208, 1359, 1488, 1552, 1746, 1812, 1984, 2232, 2328, 2416, 2718, 2976, 3007, 3104, 3492, 3624, 4464, 4656, 4681, 4832, 5436, 5952, 6014, 6208, 6984, 7248, 8928, 9021, 9312, 9362, 9664, 10872, 12028, 13968, 14043, 14496, 14647, 17856, 18042, 18624, 18724, 21744, 24056, 27063, 27936, 28086, 28992, 29294, 36084, 37448, 42129, 43488, 43941, 48112, 54126, 55872, 56172, 58588, 72168, 74896, 84258, 86976, 87882, 96224, 108252, 112344, 117176, 131823, 144336, 149792, 168516, 175764, 192448, 216504, 224688, 234352, 263646, 288672, 299584, 337032, 351528, 433008, 449376, 454057, 468704, 527292, 577344, 674064, 703056, 866016, 898752, 908114, 937408, 1054584, 1348128, 1362171, 1406112, 1732032, 1816228, 2109168, 2696256, 2724342, 2812224, 3632456, 4086513, 4218336, 5448684, 7264912, 8173026, 8436672, 10897368, 14529824, 16346052, 21794736, 29059648, 32692104, 43589472, 65384208, 87178944, 130768416, 261536832]

約数ペア:

[(1, 261536832), (2, 130768416), (3, 87178944), (4, 65384208), (6, 43589472), (8, 32692104), (9, 29059648), (12, 21794736), (16, 16346052), (18, 14529824), (24, 10897368), (31, 8436672), (32, 8173026), (36, 7264912), (48, 5448684), (62, 4218336), (64, 4086513), (72, 3632456), (93, 2812224), (96, 2724342), (97, 2696256), (124, 2109168), (144, 1816228), (151, 1732032), (186, 1406112), (192, 1362171), (194, 1348128), (248, 1054584), (279, 937408), (288, 908114), (291, 898752), (302, 866016), (372, 703056), (388, 674064), (453, 577344), (496, 527292), (558, 468704), (576, 454057), (582, 449376), (604, 433008), (744, 351528), (776, 337032), (873, 299584), (906, 288672), (992, 263646), (1116, 234352), (1164, 224688), (1208, 216504), (1359, 192448), (1488, 175764), (1552, 168516), (1746, 149792), (1812, 144336), (1984, 131823), (2232, 117176), (2328, 112344), (2416, 108252), (2718, 96224), (2976, 87882), (3007, 86976), (3104, 84258), (3492, 74896), (3624, 72168), (4464, 58588), (4656, 56172), (4681, 55872), (4832, 54126), (5436, 48112), (5952, 43941), (6014, 43488), (6208, 42129), (6984, 37448), (7248, 36084), (8928, 29294), (9021, 28992), (9312, 28086), (9362, 27936), (9664, 27063), (10872, 24056), (12028, 21744), (13968, 18724), (14043, 18624), (14496, 18042), (14647, 17856)]