1281590856

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{577}}^1$

素因数の和:725

約数の個数: 256

約数和(自身を含む): 4427942400

約数和(自身を除く): 3146351544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 113, 117, 126, 156, 168, 182, 189, 216, 226, 234, 252, 273, 312, 339, 351, 364, 378, 452, 468, 504, 546, 577, 678, 702, 728, 756, 791, 819, 904, 936, 1017, 1092, 1154, 1356, 1404, 1469, 1512, 1582, 1638, 1731, 2034, 2184, 2308, 2373, 2457, 2712, 2808, 2938, 3051, 3164, 3276, 3462, 4039, 4068, 4407, 4616, 4746, 4914, 5193, 5876, 6102, 6328, 6552, 6924, 7119, 7501, 8078, 8136, 8814, 9492, 9828, 10283, 10386, 11752, 12117, 12204, 13221, 13848, 14238, 15002, 15579, 16156, 17628, 18984, 19656, 20566, 20772, 21357, 22503, 24234, 24408, 26442, 28476, 30004, 30849, 31158, 32312, 35256, 36351, 39663, 41132, 41544, 42714, 45006, 48468, 52507, 52884, 56952, 60008, 61698, 62316, 65201, 67509, 72702, 79326, 82264, 85428, 90012, 92547, 96936, 105014, 105768, 109053, 123396, 124632, 130402, 135018, 145404, 157521, 158652, 170856, 180024, 185094, 195603, 202527, 210028, 218106, 246792, 260804, 270036, 277641, 290808, 315042, 317304, 370188, 391206, 405054, 420056, 436212, 456407, 472563, 521608, 540072, 555282, 586809, 630084, 740376, 782412, 810108, 847613, 872424, 912814, 945126, 1110564, 1173618, 1260168, 1369221, 1417689, 1564824, 1620216, 1695226, 1760427, 1825628, 1890252, 2221128, 2347236, 2542839, 2738442, 2835378, 3390452, 3520854, 3651256, 3780504, 4107663, 4694472, 5085678, 5476884, 5670756, 5933291, 6780904, 7041708, 7628517, 8215326, 10171356, 10953768, 11341512, 11866582, 12322989, 14083416, 15257034, 16430652, 17799873, 20342712, 22885551, 23733164, 24645978, 30514068, 32861304, 35599746, 45771102, 47466328, 49291956, 53399619, 61028136, 71199492, 91542204, 98583912, 106799238, 142398984, 160198857, 183084408, 213598476, 320397714, 427196952, 640795428, 1281590856]

約数ペア:

[(1, 1281590856), (2, 640795428), (3, 427196952), (4, 320397714), (6, 213598476), (7, 183084408), (8, 160198857), (9, 142398984), (12, 106799238), (13, 98583912), (14, 91542204), (18, 71199492), (21, 61028136), (24, 53399619), (26, 49291956), (27, 47466328), (28, 45771102), (36, 35599746), (39, 32861304), (42, 30514068), (52, 24645978), (54, 23733164), (56, 22885551), (63, 20342712), (72, 17799873), (78, 16430652), (84, 15257034), (91, 14083416), (104, 12322989), (108, 11866582), (113, 11341512), (117, 10953768), (126, 10171356), (156, 8215326), (168, 7628517), (182, 7041708), (189, 6780904), (216, 5933291), (226, 5670756), (234, 5476884), (252, 5085678), (273, 4694472), (312, 4107663), (339, 3780504), (351, 3651256), (364, 3520854), (378, 3390452), (452, 2835378), (468, 2738442), (504, 2542839), (546, 2347236), (577, 2221128), (678, 1890252), (702, 1825628), (728, 1760427), (756, 1695226), (791, 1620216), (819, 1564824), (904, 1417689), (936, 1369221), (1017, 1260168), (1092, 1173618), (1154, 1110564), (1356, 945126), (1404, 912814), (1469, 872424), (1512, 847613), (1582, 810108), (1638, 782412), (1731, 740376), (2034, 630084), (2184, 586809), (2308, 555282), (2373, 540072), (2457, 521608), (2712, 472563), (2808, 456407), (2938, 436212), (3051, 420056), (3164, 405054), (3276, 391206), (3462, 370188), (4039, 317304), (4068, 315042), (4407, 290808), (4616, 277641), (4746, 270036), (4914, 260804), (5193, 246792), (5876, 218106), (6102, 210028), (6328, 202527), (6552, 195603), (6924, 185094), (7119, 180024), (7501, 170856), (8078, 158652), (8136, 157521), (8814, 145404), (9492, 135018), (9828, 130402), (10283, 124632), (10386, 123396), (11752, 109053), (12117, 105768), (12204, 105014), (13221, 96936), (13848, 92547), (14238, 90012), (15002, 85428), (15579, 82264), (16156, 79326), (17628, 72702), (18984, 67509), (19656, 65201), (20566, 62316), (20772, 61698), (21357, 60008), (22503, 56952), (24234, 52884), (24408, 52507), (26442, 48468), (28476, 45006), (30004, 42714), (30849, 41544), (31158, 41132), (32312, 39663), (35256, 36351)]