12791680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:132

約数の個数: 128

約数和(自身を含む): 35251200

約数和(自身を除く): 22459520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 79, 80, 88, 92, 110, 115, 128, 158, 160, 176, 184, 220, 230, 253, 316, 320, 352, 368, 395, 440, 460, 506, 632, 640, 704, 736, 790, 869, 880, 920, 1012, 1264, 1265, 1408, 1472, 1580, 1738, 1760, 1817, 1840, 2024, 2528, 2530, 2944, 3160, 3476, 3520, 3634, 3680, 4048, 4345, 5056, 5060, 6320, 6952, 7040, 7268, 7360, 8096, 8690, 9085, 10112, 10120, 12640, 13904, 14536, 14720, 16192, 17380, 18170, 19987, 20240, 25280, 27808, 29072, 32384, 34760, 36340, 39974, 40480, 50560, 55616, 58144, 69520, 72680, 79948, 80960, 99935, 111232, 116288, 139040, 145360, 159896, 161920, 199870, 232576, 278080, 290720, 319792, 399740, 556160, 581440, 639584, 799480, 1162880, 1279168, 1598960, 2558336, 3197920, 6395840, 12791680]

約数ペア:

[(1, 12791680), (2, 6395840), (4, 3197920), (5, 2558336), (8, 1598960), (10, 1279168), (11, 1162880), (16, 799480), (20, 639584), (22, 581440), (23, 556160), (32, 399740), (40, 319792), (44, 290720), (46, 278080), (55, 232576), (64, 199870), (79, 161920), (80, 159896), (88, 145360), (92, 139040), (110, 116288), (115, 111232), (128, 99935), (158, 80960), (160, 79948), (176, 72680), (184, 69520), (220, 58144), (230, 55616), (253, 50560), (316, 40480), (320, 39974), (352, 36340), (368, 34760), (395, 32384), (440, 29072), (460, 27808), (506, 25280), (632, 20240), (640, 19987), (704, 18170), (736, 17380), (790, 16192), (869, 14720), (880, 14536), (920, 13904), (1012, 12640), (1264, 10120), (1265, 10112), (1408, 9085), (1472, 8690), (1580, 8096), (1738, 7360), (1760, 7268), (1817, 7040), (1840, 6952), (2024, 6320), (2528, 5060), (2530, 5056), (2944, 4345), (3160, 4048), (3476, 3680), (3520, 3634)]