214990720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1297}}^1$

素因数の和:1360

約数の個数: 128

約数和(自身を含む): 603725760

約数和(自身を除く): 388735040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 224, 259, 280, 296, 320, 370, 448, 518, 560, 592, 640, 740, 896, 1036, 1120, 1184, 1295, 1297, 1480, 2072, 2240, 2368, 2590, 2594, 2960, 4144, 4480, 4736, 5180, 5188, 5920, 6485, 8288, 9079, 10360, 10376, 11840, 12970, 16576, 18158, 20720, 20752, 23680, 25940, 33152, 36316, 41440, 41504, 45395, 47989, 51880, 72632, 82880, 83008, 90790, 95978, 103760, 145264, 165760, 166016, 181580, 191956, 207520, 239945, 290528, 335923, 363160, 383912, 415040, 479890, 581056, 671846, 726320, 767824, 830080, 959780, 1162112, 1343692, 1452640, 1535648, 1679615, 1919560, 2687384, 2905280, 3071296, 3359230, 3839120, 5374768, 5810560, 6142592, 6718460, 7678240, 10749536, 13436920, 15356480, 21499072, 26873840, 30712960, 42998144, 53747680, 107495360, 214990720]

約数ペア:

[(1, 214990720), (2, 107495360), (4, 53747680), (5, 42998144), (7, 30712960), (8, 26873840), (10, 21499072), (14, 15356480), (16, 13436920), (20, 10749536), (28, 7678240), (32, 6718460), (35, 6142592), (37, 5810560), (40, 5374768), (56, 3839120), (64, 3359230), (70, 3071296), (74, 2905280), (80, 2687384), (112, 1919560), (128, 1679615), (140, 1535648), (148, 1452640), (160, 1343692), (185, 1162112), (224, 959780), (259, 830080), (280, 767824), (296, 726320), (320, 671846), (370, 581056), (448, 479890), (518, 415040), (560, 383912), (592, 363160), (640, 335923), (740, 290528), (896, 239945), (1036, 207520), (1120, 191956), (1184, 181580), (1295, 166016), (1297, 165760), (1480, 145264), (2072, 103760), (2240, 95978), (2368, 90790), (2590, 83008), (2594, 82880), (2960, 72632), (4144, 51880), (4480, 47989), (4736, 45395), (5180, 41504), (5188, 41440), (5920, 36316), (6485, 33152), (8288, 25940), (9079, 23680), (10360, 20752), (10376, 20720), (11840, 18158), (12970, 16576)]