1320639015360

素因数分解:

$2^6\times 3^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1931}}^1$

素因数の和:2070

約数の個数: 896

約数和(自身を含む): 5125555814400

約数和(自身を除く): 3804916799040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 49, 56, 60, 62, 64, 67, 70, 80, 84, 93, 96, 98, 105, 112, 120, 124, 134, 140, 147, 155, 160, 168, 186, 192, 196, 201, 210, 217, 224, 240, 245, 248, 268, 280, 294, 310, 320, 335, 336, 343, 372, 392, 402, 420, 434, 448, 465, 469, 480, 490, 496, 536, 560, 588, 620, 651, 670, 672, 686, 735, 744, 784, 804, 840, 868, 930, 938, 960, 980, 992, 1005, 1029, 1072, 1085, 1120, 1176, 1240, 1302, 1340, 1344, 1372, 1407, 1470, 1488, 1519, 1568, 1608, 1680, 1715, 1736, 1860, 1876, 1931, 1960, 1984, 2010, 2058, 2077, 2144, 2170, 2240, 2345, 2352, 2480, 2604, 2680, 2744, 2814, 2940, 2976, 3038, 3136, 3216, 3255, 3283, 3360, 3430, 3472, 3720, 3752, 3862, 3920, 4020, 4116, 4154, 4288, 4340, 4557, 4690, 4704, 4960, 5145, 5208, 5360, 5488, 5628, 5793, 5880, 5952, 6076, 6231, 6432, 6510, 6566, 6720, 6860, 6944, 7035, 7440, 7504, 7595, 7724, 7840, 8040, 8232, 8308, 8680, 9114, 9380, 9408, 9655, 9849, 9920, 10290, 10385, 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約数ペア:

[(1, 1320639015360), (2, 660319507680), (3, 440213005120), (4, 330159753840), (5, 264127803072), (6, 220106502560), (7, 188662716480), (8, 165079876920), (10, 132063901536), (12, 110053251280), (14, 94331358240), (15, 88042601024), (16, 82539938460), (20, 66031950768), (21, 62887572160), (24, 55026625640), (28, 47165679120), (30, 44021300512), (31, 42601258560), (32, 41269969230), (35, 37732543296), (40, 33015975384), (42, 31443786080), (48, 27513312820), (49, 26951816640), (56, 23582839560), (60, 22010650256), (62, 21300629280), (64, 20634984615), (67, 19711030080), (70, 18866271648), (80, 16507987692), (84, 15721893040), (93, 14200419520), (96, 13756656410), (98, 13475908320), (105, 12577514432), (112, 11791419780), (120, 11005325128), (124, 10650314640), (134, 9855515040), (140, 9433135824), (147, 8983938880), (155, 8520251712), (160, 8253993846), (168, 7860946520), (186, 7100209760), (192, 6878328205), (196, 6737954160), (201, 6570343360), (210, 6288757216), (217, 6085894080), 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