284377360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{991}}^1$

素因数の和:1232

約数の個数: 80

約数和(自身を含む): 704097792

約数和(自身を除く): 419720432

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 211, 272, 340, 422, 680, 844, 991, 1055, 1360, 1688, 1982, 2110, 3376, 3587, 3964, 4220, 4955, 7174, 7928, 8440, 9910, 14348, 15856, 16847, 16880, 17935, 19820, 28696, 33694, 35870, 39640, 57392, 67388, 71740, 79280, 84235, 134776, 143480, 168470, 209101, 269552, 286960, 336940, 418202, 673880, 836404, 1045505, 1347760, 1672808, 2091010, 3345616, 3554717, 4182020, 7109434, 8364040, 14218868, 16728080, 17773585, 28437736, 35547170, 56875472, 71094340, 142188680, 284377360]

約数ペア:

[(1, 284377360), (2, 142188680), (4, 71094340), (5, 56875472), (8, 35547170), (10, 28437736), (16, 17773585), (17, 16728080), (20, 14218868), (34, 8364040), (40, 7109434), (68, 4182020), (80, 3554717), (85, 3345616), (136, 2091010), (170, 1672808), (211, 1347760), (272, 1045505), (340, 836404), (422, 673880), (680, 418202), (844, 336940), (991, 286960), (1055, 269552), (1360, 209101), (1688, 168470), (1982, 143480), (2110, 134776), (3376, 84235), (3587, 79280), (3964, 71740), (4220, 67388), (4955, 57392), (7174, 39640), (7928, 35870), (8440, 33694), (9910, 28696), (14348, 19820), (15856, 17935), (16847, 16880)]