653487520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:196

約数の個数: 288

約数和(自身を含む): 1954653120

約数和(自身を除く): 1301165600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 41, 49, 56, 70, 76, 80, 82, 95, 98, 107, 112, 133, 140, 152, 160, 164, 190, 196, 205, 214, 224, 245, 266, 280, 287, 304, 328, 380, 392, 410, 428, 490, 532, 535, 560, 574, 608, 656, 665, 749, 760, 779, 784, 820, 856, 931, 980, 1064, 1070, 1120, 1148, 1312, 1330, 1435, 1498, 1520, 1558, 1568, 1640, 1712, 1862, 1960, 2009, 2033, 2128, 2140, 2296, 2660, 2870, 2996, 3040, 3116, 3280, 3424, 3724, 3745, 3895, 3920, 4018, 4066, 4256, 4280, 4387, 4592, 4655, 5243, 5320, 5453, 5740, 5992, 6232, 6560, 7448, 7490, 7790, 7840, 8036, 8132, 8560, 8774, 9184, 9310, 10045, 10165, 10486, 10640, 10906, 11480, 11984, 12464, 14231, 14896, 14980, 15580, 16072, 16264, 17120, 17548, 18620, 20090, 20330, 20972, 21280, 21812, 21935, 22960, 23968, 24928, 26215, 27265, 28462, 29792, 29960, 30709, 31160, 32144, 32528, 35096, 37240, 38171, 40180, 40660, 41944, 43624, 43870, 45920, 52430, 54530, 56924, 59920, 61418, 62320, 64288, 65056, 70192, 71155, 74480, 76342, 80360, 81320, 83353, 83888, 87248, 87740, 99617, 104860, 109060, 113848, 119840, 122836, 124640, 140384, 142310, 148960, 152684, 153545, 160720, 162640, 166706, 167776, 174496, 175480, 190855, 199234, 209720, 214963, 218120, 227696, 245672, 284620, 305368, 307090, 321440, 325280, 333412, 350960, 381710, 398468, 416765, 419440, 429926, 436240, 455392, 491344, 498085, 569240, 583471, 610736, 614180, 666824, 701920, 763420, 796936, 833530, 838880, 859852, 872480, 982688, 996170, 1074815, 1138480, 1166942, 1221472, 1228360, 1333648, 1526840, 1593872, 1667060, 1719704, 1992340, 2149630, 2276960, 2333884, 2456720, 2667296, 2917355, 3053680, 3187744, 3334120, 3439408, 3984680, 4084297, 4299260, 4667768, 4913440, 5834710, 6107360, 6668240, 6878816, 7969360, 8168594, 8598520, 9335536, 11669420, 13336480, 15938720, 16337188, 17197040, 18671072, 20421485, 23338840, 32674376, 34394080, 40842970, 46677680, 65348752, 81685940, 93355360, 130697504, 163371880, 326743760, 653487520]

約数ペア:

[(1, 653487520), (2, 326743760), (4, 163371880), (5, 130697504), (7, 93355360), (8, 81685940), (10, 65348752), (14, 46677680), (16, 40842970), (19, 34394080), (20, 32674376), (28, 23338840), (32, 20421485), (35, 18671072), (38, 17197040), (40, 16337188), (41, 15938720), (49, 13336480), (56, 11669420), (70, 9335536), (76, 8598520), (80, 8168594), (82, 7969360), (95, 6878816), (98, 6668240), (107, 6107360), (112, 5834710), (133, 4913440), (140, 4667768), (152, 4299260), (160, 4084297), (164, 3984680), (190, 3439408), (196, 3334120), (205, 3187744), (214, 3053680), (224, 2917355), (245, 2667296), (266, 2456720), (280, 2333884), (287, 2276960), (304, 2149630), (328, 1992340), (380, 1719704), (392, 1667060), (410, 1593872), (428, 1526840), (490, 1333648), (532, 1228360), (535, 1221472), (560, 1166942), (574, 1138480), (608, 1074815), (656, 996170), (665, 982688), (749, 872480), (760, 859852), (779, 838880), (784, 833530), (820, 796936), (856, 763420), (931, 701920), (980, 666824), (1064, 614180), (1070, 610736), (1120, 583471), (1148, 569240), (1312, 498085), (1330, 491344), (1435, 455392), (1498, 436240), (1520, 429926), (1558, 419440), (1568, 416765), (1640, 398468), (1712, 381710), (1862, 350960), (1960, 333412), (2009, 325280), (2033, 321440), (2128, 307090), (2140, 305368), (2296, 284620), (2660, 245672), (2870, 227696), (2996, 218120), (3040, 214963), (3116, 209720), (3280, 199234), (3424, 190855), (3724, 175480), (3745, 174496), (3895, 167776), (3920, 166706), (4018, 162640), (4066, 160720), (4256, 153545), (4280, 152684), (4387, 148960), (4592, 142310), (4655, 140384), (5243, 124640), (5320, 122836), (5453, 119840), (5740, 113848), (5992, 109060), (6232, 104860), (6560, 99617), (7448, 87740), (7490, 87248), (7790, 83888), (7840, 83353), (8036, 81320), (8132, 80360), (8560, 76342), (8774, 74480), (9184, 71155), (9310, 70192), (10045, 65056), (10165, 64288), (10486, 62320), (10640, 61418), (10906, 59920), (11480, 56924), (11984, 54530), (12464, 52430), (14231, 45920), (14896, 43870), (14980, 43624), (15580, 41944), (16072, 40660), (16264, 40180), (17120, 38171), (17548, 37240), (18620, 35096), (20090, 32528), (20330, 32144), (20972, 31160), (21280, 30709), (21812, 29960), (21935, 29792), (22960, 28462), (23968, 27265), (24928, 26215)]