620651808

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{433}}^1$

素因数の和:541

約数の個数: 240

約数和(自身を含む): 2117364480

約数和(自身を除く): 1496712672

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 79, 81, 84, 96, 108, 112, 126, 144, 158, 162, 168, 189, 216, 224, 237, 252, 288, 316, 324, 336, 378, 432, 433, 474, 504, 553, 567, 632, 648, 672, 711, 756, 864, 866, 948, 1008, 1106, 1134, 1264, 1296, 1299, 1422, 1512, 1659, 1732, 1896, 2016, 2133, 2212, 2268, 2528, 2592, 2598, 2844, 3024, 3031, 3318, 3464, 3792, 3897, 4266, 4424, 4536, 4977, 5196, 5688, 6048, 6062, 6399, 6636, 6928, 7584, 7794, 8532, 8848, 9072, 9093, 9954, 10392, 11376, 11691, 12124, 12798, 13272, 13856, 14931, 15588, 17064, 17696, 18144, 18186, 19908, 20784, 22752, 23382, 24248, 25596, 26544, 27279, 29862, 31176, 34128, 34207, 35073, 36372, 39816, 41568, 44793, 46764, 48496, 51192, 53088, 54558, 59724, 62352, 68256, 68414, 70146, 72744, 79632, 81837, 89586, 93528, 96992, 102384, 102621, 109116, 119448, 124704, 136828, 140292, 145488, 159264, 163674, 179172, 187056, 204768, 205242, 218232, 238896, 239449, 245511, 273656, 280584, 290976, 307863, 327348, 358344, 374112, 410484, 436464, 477792, 478898, 491022, 547312, 561168, 615726, 654696, 716688, 718347, 820968, 872928, 923589, 957796, 982044, 1094624, 1122336, 1231452, 1309392, 1433376, 1436694, 1641936, 1847178, 1915592, 1964088, 2155041, 2462904, 2618784, 2770767, 2873388, 3283872, 3694356, 3831184, 3928176, 4310082, 4925808, 5541534, 5746776, 6465123, 7388712, 7662368, 7856352, 8620164, 9851616, 11083068, 11493552, 12930246, 14777424, 17240328, 19395369, 22166136, 22987104, 25860492, 29554848, 34480656, 38790738, 44332272, 51720984, 68961312, 77581476, 88664544, 103441968, 155162952, 206883936, 310325904, 620651808]

約数ペア:

[(1, 620651808), (2, 310325904), (3, 206883936), (4, 155162952), (6, 103441968), (7, 88664544), (8, 77581476), (9, 68961312), (12, 51720984), (14, 44332272), (16, 38790738), (18, 34480656), (21, 29554848), (24, 25860492), (27, 22987104), (28, 22166136), (32, 19395369), (36, 17240328), (42, 14777424), (48, 12930246), (54, 11493552), (56, 11083068), (63, 9851616), (72, 8620164), (79, 7856352), (81, 7662368), (84, 7388712), (96, 6465123), (108, 5746776), (112, 5541534), (126, 4925808), (144, 4310082), (158, 3928176), (162, 3831184), (168, 3694356), (189, 3283872), (216, 2873388), (224, 2770767), (237, 2618784), (252, 2462904), (288, 2155041), (316, 1964088), (324, 1915592), (336, 1847178), (378, 1641936), (432, 1436694), (433, 1433376), (474, 1309392), (504, 1231452), (553, 1122336), (567, 1094624), (632, 982044), (648, 957796), (672, 923589), (711, 872928), (756, 820968), (864, 718347), (866, 716688), (948, 654696), (1008, 615726), (1106, 561168), (1134, 547312), (1264, 491022), (1296, 478898), (1299, 477792), (1422, 436464), (1512, 410484), (1659, 374112), (1732, 358344), (1896, 327348), (2016, 307863), (2133, 290976), (2212, 280584), (2268, 273656), (2528, 245511), (2592, 239449), (2598, 238896), (2844, 218232), (3024, 205242), (3031, 204768), (3318, 187056), (3464, 179172), (3792, 163674), (3897, 159264), (4266, 145488), (4424, 140292), (4536, 136828), (4977, 124704), (5196, 119448), (5688, 109116), (6048, 102621), (6062, 102384), (6399, 96992), (6636, 93528), (6928, 89586), (7584, 81837), (7794, 79632), (8532, 72744), (8848, 70146), (9072, 68414), (9093, 68256), (9954, 62352), (10392, 59724), (11376, 54558), (11691, 53088), (12124, 51192), (12798, 48496), (13272, 46764), (13856, 44793), (14931, 41568), (15588, 39816), (17064, 36372), (17696, 35073), (18144, 34207), (18186, 34128), (19908, 31176), (20784, 29862), (22752, 27279), (23382, 26544), (24248, 25596)]