57216640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^2$

素因数の和:91

約数の個数: 144

約数和(自身を含む): 154834470

約数和(自身を除く): 97617830

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 169, 184, 208, 230, 260, 299, 320, 338, 368, 416, 460, 520, 529, 598, 640, 676, 736, 832, 845, 920, 1040, 1058, 1196, 1352, 1472, 1495, 1664, 1690, 1840, 2080, 2116, 2392, 2645, 2704, 2944, 2990, 3380, 3680, 3887, 4160, 4232, 4784, 5290, 5408, 5980, 6760, 6877, 7360, 7774, 8320, 8464, 9568, 10580, 10816, 11960, 13520, 13754, 14720, 15548, 16928, 19136, 19435, 21160, 21632, 23920, 27040, 27508, 31096, 33856, 34385, 38272, 38870, 42320, 47840, 54080, 55016, 62192, 67712, 68770, 77740, 84640, 89401, 95680, 108160, 110032, 124384, 137540, 155480, 169280, 178802, 191360, 220064, 248768, 275080, 310960, 338560, 357604, 440128, 447005, 497536, 550160, 621920, 715208, 880256, 894010, 1100320, 1243840, 1430416, 1788020, 2200640, 2487680, 2860832, 3576040, 4401280, 5721664, 7152080, 11443328, 14304160, 28608320, 57216640]

約数ペア:

[(1, 57216640), (2, 28608320), (4, 14304160), (5, 11443328), (8, 7152080), (10, 5721664), (13, 4401280), (16, 3576040), (20, 2860832), (23, 2487680), (26, 2200640), (32, 1788020), (40, 1430416), (46, 1243840), (52, 1100320), (64, 894010), (65, 880256), (80, 715208), (92, 621920), (104, 550160), (115, 497536), (128, 447005), (130, 440128), (160, 357604), (169, 338560), (184, 310960), (208, 275080), (230, 248768), (260, 220064), (299, 191360), (320, 178802), (338, 169280), (368, 155480), (416, 137540), (460, 124384), (520, 110032), (529, 108160), (598, 95680), (640, 89401), (676, 84640), (736, 77740), (832, 68770), (845, 67712), (920, 62192), (1040, 55016), (1058, 54080), (1196, 47840), (1352, 42320), (1472, 38870), (1495, 38272), (1664, 34385), (1690, 33856), (1840, 31096), (2080, 27508), (2116, 27040), (2392, 23920), (2645, 21632), (2704, 21160), (2944, 19435), (2990, 19136), (3380, 16928), (3680, 15548), (3887, 14720), (4160, 13754), (4232, 13520), (4784, 11960), (5290, 10816), (5408, 10580), (5980, 9568), (6760, 8464), (6877, 8320), (7360, 7774)]