397296640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:212

約数の個数: 176

約数和(自身を含む): 1056448512

約数和(自身を除く): 659151872

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 127, 128, 130, 160, 188, 208, 235, 254, 256, 260, 320, 376, 416, 470, 508, 512, 520, 611, 635, 640, 752, 832, 940, 1016, 1024, 1040, 1222, 1270, 1280, 1504, 1651, 1664, 1880, 2032, 2080, 2444, 2540, 2560, 3008, 3055, 3302, 3328, 3760, 4064, 4160, 4888, 5080, 5120, 5969, 6016, 6110, 6604, 6656, 7520, 8128, 8255, 8320, 9776, 10160, 11938, 12032, 12220, 13208, 13312, 15040, 16256, 16510, 16640, 19552, 20320, 23876, 24064, 24440, 26416, 29845, 30080, 32512, 33020, 33280, 39104, 40640, 47752, 48128, 48880, 52832, 59690, 60160, 65024, 66040, 66560, 77597, 78208, 81280, 95504, 97760, 105664, 119380, 120320, 130048, 132080, 155194, 156416, 162560, 191008, 195520, 211328, 238760, 240640, 264160, 310388, 312832, 325120, 382016, 387985, 391040, 422656, 477520, 528320, 620776, 625664, 650240, 764032, 775970, 782080, 845312, 955040, 1056640, 1241552, 1528064, 1551940, 1564160, 1690624, 1910080, 2113280, 2483104, 3056128, 3103880, 3128320, 3820160, 4226560, 4966208, 6112256, 6207760, 7640320, 8453120, 9932416, 12415520, 15280640, 19864832, 24831040, 30561280, 39729664, 49662080, 79459328, 99324160, 198648320, 397296640]

約数ペア:

[(1, 397296640), (2, 198648320), (4, 99324160), (5, 79459328), (8, 49662080), (10, 39729664), (13, 30561280), (16, 24831040), (20, 19864832), (26, 15280640), (32, 12415520), (40, 9932416), (47, 8453120), (52, 7640320), (64, 6207760), (65, 6112256), (80, 4966208), (94, 4226560), (104, 3820160), (127, 3128320), (128, 3103880), (130, 3056128), (160, 2483104), (188, 2113280), (208, 1910080), (235, 1690624), (254, 1564160), (256, 1551940), (260, 1528064), (320, 1241552), (376, 1056640), (416, 955040), (470, 845312), (508, 782080), (512, 775970), (520, 764032), (611, 650240), (635, 625664), (640, 620776), (752, 528320), (832, 477520), (940, 422656), (1016, 391040), (1024, 387985), (1040, 382016), (1222, 325120), (1270, 312832), (1280, 310388), (1504, 264160), (1651, 240640), (1664, 238760), (1880, 211328), (2032, 195520), (2080, 191008), (2444, 162560), (2540, 156416), (2560, 155194), (3008, 132080), (3055, 130048), (3302, 120320), (3328, 119380), (3760, 105664), (4064, 97760), (4160, 95504), (4888, 81280), (5080, 78208), (5120, 77597), (5969, 66560), (6016, 66040), (6110, 65024), (6604, 60160), (6656, 59690), (7520, 52832), (8128, 48880), (8255, 48128), (8320, 47752), (9776, 40640), (10160, 39104), (11938, 33280), (12032, 33020), (12220, 32512), (13208, 30080), (13312, 29845), (15040, 26416), (16256, 24440), (16510, 24064), (16640, 23876), (19552, 20320)]