19839919680

素因数分解:

$2^6\times 3^5\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 1008

約数和(自身を含む): 84994430976

約数和(自身を除く): 65154511296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 41, 42, 45, 48, 49, 54, 56, 60, 63, 64, 70, 72, 80, 81, 82, 84, 90, 96, 98, 105, 108, 112, 120, 123, 126, 127, 135, 140, 144, 147, 160, 162, 164, 168, 180, 189, 192, 196, 205, 210, 216, 224, 240, 243, 245, 246, 252, 254, 270, 280, 287, 288, 294, 315, 320, 324, 328, 336, 360, 369, 378, 381, 392, 405, 410, 420, 432, 441, 448, 480, 486, 490, 492, 504, 508, 540, 560, 567, 574, 576, 588, 615, 630, 635, 648, 656, 672, 720, 735, 738, 756, 762, 784, 810, 820, 840, 861, 864, 882, 889, 945, 960, 972, 980, 984, 1008, 1016, 1080, 1107, 1120, 1134, 1143, 1148, 1176, 1215, 1230, 1260, 1270, 1296, 1312, 1323, 1344, 1435, 1440, 1470, 1476, 1512, 1524, 1568, 1620, 1640, 1680, 1701, 1722, 1728, 1764, 1778, 1845, 1890, 1905, 1944, 1960, 1968, 2009, 2016, 2032, 2160, 2205, 2214, 2240, 2268, 2286, 2296, 2352, 2430, 2460, 2520, 2540, 2583, 2592, 2624, 2646, 2667, 2835, 2870, 2880, 2940, 2952, 3024, 3048, 3136, 3240, 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約数ペア:

[(1, 19839919680), (2, 9919959840), (3, 6613306560), (4, 4959979920), (5, 3967983936), (6, 3306653280), (7, 2834274240), (8, 2479989960), (9, 2204435520), (10, 1983991968), (12, 1653326640), (14, 1417137120), (15, 1322661312), (16, 1239994980), (18, 1102217760), (20, 991995984), (21, 944758080), (24, 826663320), (27, 734811840), (28, 708568560), (30, 661330656), (32, 619997490), (35, 566854848), (36, 551108880), (40, 495997992), (41, 483900480), (42, 472379040), (45, 440887104), (48, 413331660), (49, 404896320), (54, 367405920), (56, 354284280), (60, 330665328), (63, 314919360), (64, 309998745), (70, 283427424), (72, 275554440), (80, 247998996), (81, 244937280), (82, 241950240), (84, 236189520), (90, 220443552), (96, 206665830), (98, 202448160), (105, 188951616), (108, 183702960), (112, 177142140), (120, 165332664), (123, 161300160), (126, 157459680), (127, 156219840), (135, 146962368), (140, 141713712), (144, 137777220), (147, 134965440), (160, 123999498), (162, 122468640), (164, 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