1304603440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:244

約数の個数: 240

約数和(自身を含む): 3690513792

約数和(自身を除く): 2385910352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 49, 56, 70, 73, 80, 94, 97, 98, 112, 140, 146, 188, 194, 196, 235, 245, 280, 292, 329, 365, 376, 388, 392, 470, 485, 490, 511, 560, 584, 658, 679, 730, 752, 776, 784, 940, 970, 980, 1022, 1168, 1316, 1358, 1460, 1552, 1645, 1880, 1940, 1960, 2044, 2303, 2555, 2632, 2716, 2920, 3290, 3395, 3431, 3577, 3760, 3880, 3920, 4088, 4559, 4606, 4753, 5110, 5264, 5432, 5840, 6580, 6790, 6862, 7081, 7154, 7760, 8176, 9118, 9212, 9506, 10220, 10864, 11515, 13160, 13580, 13724, 14162, 14308, 17155, 17885, 18236, 18424, 19012, 20440, 22795, 23030, 23765, 24017, 26320, 27160, 27448, 28324, 28616, 31913, 34310, 35405, 35770, 36472, 36848, 38024, 40880, 45590, 46060, 47530, 48034, 49567, 54320, 54896, 56648, 57232, 63826, 68620, 70810, 71540, 72944, 76048, 91180, 92120, 95060, 96068, 99134, 113296, 120085, 127652, 137240, 141620, 143080, 159565, 168119, 182360, 184240, 190120, 192136, 198268, 223391, 240170, 247835, 255304, 274480, 283240, 286160, 319130, 332807, 336238, 346969, 364720, 380240, 384272, 396536, 446782, 480340, 495670, 510608, 566480, 638260, 665614, 672476, 693938, 793072, 840595, 893564, 960680, 991340, 1116955, 1276520, 1331228, 1344952, 1387876, 1664035, 1681190, 1734845, 1787128, 1921360, 1982680, 2233910, 2329649, 2553040, 2662456, 2689904, 2775752, 3328070, 3362380, 3469690, 3574256, 3965360, 4467820, 4659298, 5324912, 5551504, 6656140, 6724760, 6939380, 8935640, 9318596, 11648245, 13312280, 13449520, 13878760, 16307543, 17871280, 18637192, 23296490, 26624560, 27757520, 32615086, 37274384, 46592980, 65230172, 81537715, 93185960, 130460344, 163075430, 186371920, 260920688, 326150860, 652301720, 1304603440]

約数ペア:

[(1, 1304603440), (2, 652301720), (4, 326150860), (5, 260920688), (7, 186371920), (8, 163075430), (10, 130460344), (14, 93185960), (16, 81537715), (20, 65230172), (28, 46592980), (35, 37274384), (40, 32615086), (47, 27757520), (49, 26624560), (56, 23296490), (70, 18637192), (73, 17871280), (80, 16307543), (94, 13878760), (97, 13449520), (98, 13312280), (112, 11648245), (140, 9318596), (146, 8935640), (188, 6939380), (194, 6724760), (196, 6656140), (235, 5551504), (245, 5324912), (280, 4659298), (292, 4467820), (329, 3965360), (365, 3574256), (376, 3469690), (388, 3362380), (392, 3328070), (470, 2775752), (485, 2689904), (490, 2662456), (511, 2553040), (560, 2329649), (584, 2233910), (658, 1982680), (679, 1921360), (730, 1787128), (752, 1734845), (776, 1681190), (784, 1664035), (940, 1387876), (970, 1344952), (980, 1331228), (1022, 1276520), (1168, 1116955), (1316, 991340), (1358, 960680), (1460, 893564), (1552, 840595), (1645, 793072), (1880, 693938), (1940, 672476), (1960, 665614), (2044, 638260), (2303, 566480), (2555, 510608), (2632, 495670), (2716, 480340), (2920, 446782), (3290, 396536), (3395, 384272), (3431, 380240), (3577, 364720), (3760, 346969), (3880, 336238), (3920, 332807), (4088, 319130), (4559, 286160), (4606, 283240), (4753, 274480), (5110, 255304), (5264, 247835), (5432, 240170), (5840, 223391), (6580, 198268), (6790, 192136), (6862, 190120), (7081, 184240), (7154, 182360), (7760, 168119), (8176, 159565), (9118, 143080), (9212, 141620), (9506, 137240), (10220, 127652), (10864, 120085), (11515, 113296), (13160, 99134), (13580, 96068), (13724, 95060), (14162, 92120), (14308, 91180), (17155, 76048), (17885, 72944), (18236, 71540), (18424, 70810), (19012, 68620), (20440, 63826), (22795, 57232), (23030, 56648), (23765, 54896), (24017, 54320), (26320, 49567), (27160, 48034), (27448, 47530), (28324, 46060), (28616, 45590), (31913, 40880), (34310, 38024), (35405, 36848), (35770, 36472)]