1217646080

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:625

約数の個数: 240

約数和(自身を含む): 3602220336

約数和(自身を除く): 2384574256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 80, 85, 98, 112, 119, 128, 136, 140, 160, 170, 196, 224, 238, 245, 256, 272, 280, 320, 340, 392, 448, 476, 490, 512, 544, 560, 571, 595, 640, 680, 784, 833, 896, 952, 980, 1088, 1120, 1142, 1190, 1280, 1360, 1568, 1666, 1792, 1904, 1960, 2176, 2240, 2284, 2380, 2560, 2720, 2855, 3136, 3332, 3584, 3808, 3920, 3997, 4165, 4352, 4480, 4568, 4760, 5440, 5710, 6272, 6664, 7616, 7840, 7994, 8330, 8704, 8960, 9136, 9520, 9707, 10880, 11420, 12544, 13328, 15232, 15680, 15988, 16660, 17920, 18272, 19040, 19414, 19985, 21760, 22840, 25088, 26656, 27979, 30464, 31360, 31976, 33320, 36544, 38080, 38828, 39970, 43520, 45680, 48535, 53312, 55958, 60928, 62720, 63952, 66640, 67949, 73088, 76160, 77656, 79940, 91360, 97070, 106624, 111916, 125440, 127904, 133280, 135898, 139895, 146176, 152320, 155312, 159880, 182720, 194140, 213248, 223832, 255808, 266560, 271796, 279790, 292352, 304640, 310624, 319760, 339745, 365440, 388280, 426496, 447664, 475643, 511616, 533120, 543592, 559580, 621248, 639520, 679490, 730880, 776560, 895328, 951286, 1023232, 1066240, 1087184, 1119160, 1242496, 1279040, 1358980, 1461760, 1553120, 1790656, 1902572, 2046464, 2132480, 2174368, 2238320, 2378215, 2484992, 2558080, 2717960, 3106240, 3581312, 3805144, 4348736, 4476640, 4756430, 4969984, 5116160, 5435920, 6212480, 7162624, 7610288, 8697472, 8953280, 9512860, 10232320, 10871840, 12424960, 14325248, 15220576, 17394944, 17906560, 19025720, 21743680, 24849920, 30441152, 34789888, 35813120, 38051440, 43487360, 60882304, 71626240, 76102880, 86974720, 121764608, 152205760, 173949440, 243529216, 304411520, 608823040, 1217646080]

約数ペア:

[(1, 1217646080), (2, 608823040), (4, 304411520), (5, 243529216), (7, 173949440), (8, 152205760), (10, 121764608), (14, 86974720), (16, 76102880), (17, 71626240), (20, 60882304), (28, 43487360), (32, 38051440), (34, 35813120), (35, 34789888), (40, 30441152), (49, 24849920), (56, 21743680), (64, 19025720), (68, 17906560), (70, 17394944), (80, 15220576), (85, 14325248), (98, 12424960), (112, 10871840), (119, 10232320), (128, 9512860), (136, 8953280), (140, 8697472), (160, 7610288), (170, 7162624), (196, 6212480), (224, 5435920), (238, 5116160), (245, 4969984), (256, 4756430), (272, 4476640), (280, 4348736), (320, 3805144), (340, 3581312), (392, 3106240), (448, 2717960), (476, 2558080), (490, 2484992), (512, 2378215), (544, 2238320), (560, 2174368), (571, 2132480), (595, 2046464), (640, 1902572), (680, 1790656), (784, 1553120), (833, 1461760), (896, 1358980), (952, 1279040), (980, 1242496), (1088, 1119160), (1120, 1087184), (1142, 1066240), (1190, 1023232), (1280, 951286), (1360, 895328), (1568, 776560), (1666, 730880), (1792, 679490), (1904, 639520), (1960, 621248), (2176, 559580), (2240, 543592), (2284, 533120), (2380, 511616), (2560, 475643), (2720, 447664), (2855, 426496), (3136, 388280), (3332, 365440), (3584, 339745), (3808, 319760), (3920, 310624), (3997, 304640), (4165, 292352), (4352, 279790), (4480, 271796), (4568, 266560), (4760, 255808), (5440, 223832), (5710, 213248), (6272, 194140), (6664, 182720), (7616, 159880), (7840, 155312), (7994, 152320), (8330, 146176), (8704, 139895), (8960, 135898), (9136, 133280), (9520, 127904), (9707, 125440), (10880, 111916), (11420, 106624), (12544, 97070), (13328, 91360), (15232, 79940), (15680, 77656), (15988, 76160), (16660, 73088), (17920, 67949), (18272, 66640), (19040, 63952), (19414, 62720), (19985, 60928), (21760, 55958), (22840, 53312), (25088, 48535), (26656, 45680), (27979, 43520), (30464, 39970), (31360, 38828), (31976, 38080), (33320, 36544)]