77660880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1279}}^1$

素因数の和:1329

約数の個数: 160

約数和(自身を含む): 274268160

約数和(自身を除く): 196607280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 33, 40, 44, 46, 48, 55, 60, 66, 69, 80, 88, 92, 110, 115, 120, 132, 138, 165, 176, 184, 220, 230, 240, 253, 264, 276, 330, 345, 368, 440, 460, 506, 528, 552, 660, 690, 759, 880, 920, 1012, 1104, 1265, 1279, 1320, 1380, 1518, 1840, 2024, 2530, 2558, 2640, 2760, 3036, 3795, 3837, 4048, 5060, 5116, 5520, 6072, 6395, 7590, 7674, 10120, 10232, 12144, 12790, 14069, 15180, 15348, 19185, 20240, 20464, 25580, 28138, 29417, 30360, 30696, 38370, 42207, 51160, 56276, 58834, 60720, 61392, 70345, 76740, 84414, 88251, 102320, 112552, 117668, 140690, 147085, 153480, 168828, 176502, 211035, 225104, 235336, 281380, 294170, 306960, 323587, 337656, 353004, 422070, 441255, 470672, 562760, 588340, 647174, 675312, 706008, 844140, 882510, 970761, 1125520, 1176680, 1294348, 1412016, 1617935, 1688280, 1765020, 1941522, 2353360, 2588696, 3235870, 3376560, 3530040, 3883044, 4853805, 5177392, 6471740, 7060080, 7766088, 9707610, 12943480, 15532176, 19415220, 25886960, 38830440, 77660880]

約数ペア:

[(1, 77660880), (2, 38830440), (3, 25886960), (4, 19415220), (5, 15532176), (6, 12943480), (8, 9707610), (10, 7766088), (11, 7060080), (12, 6471740), (15, 5177392), (16, 4853805), (20, 3883044), (22, 3530040), (23, 3376560), (24, 3235870), (30, 2588696), (33, 2353360), (40, 1941522), (44, 1765020), (46, 1688280), (48, 1617935), (55, 1412016), (60, 1294348), (66, 1176680), (69, 1125520), (80, 970761), (88, 882510), (92, 844140), (110, 706008), (115, 675312), (120, 647174), (132, 588340), (138, 562760), (165, 470672), (176, 441255), (184, 422070), (220, 353004), (230, 337656), (240, 323587), (253, 306960), (264, 294170), (276, 281380), (330, 235336), (345, 225104), (368, 211035), (440, 176502), (460, 168828), (506, 153480), (528, 147085), (552, 140690), (660, 117668), (690, 112552), (759, 102320), (880, 88251), (920, 84414), (1012, 76740), (1104, 70345), (1265, 61392), (1279, 60720), (1320, 58834), (1380, 56276), (1518, 51160), (1840, 42207), (2024, 38370), (2530, 30696), (2558, 30360), (2640, 29417), (2760, 28138), (3036, 25580), (3795, 20464), (3837, 20240), (4048, 19185), (5060, 15348), (5116, 15180), (5520, 14069), (6072, 12790), (6395, 12144), (7590, 10232), (7674, 10120)]