140708480

素因数分解:

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

素因数の和:143

約数の個数: 192

約数和(自身を含む): 390700800

約数和(自身を除く): 249992320

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, 121, 128, 158, 160, 176, 184, 220, 230, 242, 253, 316, 320, 352, 368, 395, 440, 460, 484, 506, 605, 632, 640, 704, 736, 790, 869, 880, 920, 968, 1012, 1210, 1264, 1265, 1408, 1472, 1580, 1738, 1760, 1817, 1840, 1936, 2024, 2420, 2528, 2530, 2783, 2944, 3160, 3476, 3520, 3634, 3680, 3872, 4048, 4345, 4840, 5056, 5060, 5566, 6320, 6952, 7040, 7268, 7360, 7744, 8096, 8690, 9085, 9559, 9680, 10112, 10120, 11132, 12640, 13904, 13915, 14536, 14720, 15488, 16192, 17380, 18170, 19118, 19360, 19987, 20240, 22264, 25280, 27808, 27830, 29072, 32384, 34760, 36340, 38236, 38720, 39974, 40480, 44528, 47795, 50560, 55616, 55660, 58144, 69520, 72680, 76472, 77440, 79948, 80960, 89056, 95590, 99935, 111232, 111320, 116288, 139040, 145360, 152944, 159896, 161920, 178112, 191180, 199870, 219857, 222640, 232576, 278080, 290720, 305888, 319792, 356224, 382360, 399740, 439714, 445280, 556160, 581440, 611776, 639584, 764720, 799480, 879428, 890560, 1099285, 1162880, 1223552, 1279168, 1529440, 1598960, 1758856, 1781120, 2198570, 2558336, 3058880, 3197920, 3517712, 4397140, 6117760, 6395840, 7035424, 8794280, 12791680, 14070848, 17588560, 28141696, 35177120, 70354240, 140708480]

約数ペア:

[(1, 140708480), (2, 70354240), (4, 35177120), (5, 28141696), (8, 17588560), (10, 14070848), (11, 12791680), (16, 8794280), (20, 7035424), (22, 6395840), (23, 6117760), (32, 4397140), (40, 3517712), (44, 3197920), (46, 3058880), (55, 2558336), (64, 2198570), (79, 1781120), (80, 1758856), (88, 1598960), (92, 1529440), (110, 1279168), (115, 1223552), (121, 1162880), (128, 1099285), (158, 890560), (160, 879428), (176, 799480), (184, 764720), (220, 639584), (230, 611776), (242, 581440), (253, 556160), (316, 445280), (320, 439714), (352, 399740), (368, 382360), (395, 356224), (440, 319792), (460, 305888), (484, 290720), (506, 278080), (605, 232576), (632, 222640), (640, 219857), (704, 199870), (736, 191180), (790, 178112), (869, 161920), (880, 159896), (920, 152944), (968, 145360), (1012, 139040), (1210, 116288), (1264, 111320), (1265, 111232), (1408, 99935), (1472, 95590), (1580, 89056), (1738, 80960), (1760, 79948), (1817, 77440), (1840, 76472), (1936, 72680), (2024, 69520), (2420, 58144), (2528, 55660), (2530, 55616), (2783, 50560), (2944, 47795), (3160, 44528), (3476, 40480), (3520, 39974), (3634, 38720), (3680, 38236), (3872, 36340), (4048, 34760), (4345, 32384), (4840, 29072), (5056, 27830), (5060, 27808), (5566, 25280), (6320, 22264), (6952, 20240), (7040, 19987), (7268, 19360), (7360, 19118), (7744, 18170), (8096, 17380), (8690, 16192), (9085, 15488), (9559, 14720), (9680, 14536), (10112, 13915), (10120, 13904), (11132, 12640)]