479968591720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1\times {\mathrm{21017}}^1$

素因数の和:21395

約数の個数: 128

約数和(自身を含む): 1142599011840

約数和(自身を除く): 662630420120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 103, 115, 184, 206, 230, 241, 412, 460, 482, 515, 824, 920, 964, 1030, 1205, 1928, 2060, 2369, 2410, 4120, 4738, 4820, 5543, 9476, 9640, 11086, 11845, 18952, 21017, 22172, 23690, 24823, 27715, 42034, 44344, 47380, 49646, 55430, 84068, 94760, 99292, 105085, 110860, 124115, 168136, 198584, 210170, 221720, 248230, 420340, 483391, 496460, 570929, 840680, 966782, 992920, 1141858, 1933564, 2164751, 2283716, 2416955, 2854645, 3867128, 4329502, 4567432, 4833910, 5065097, 5709290, 8659004, 9667820, 10130194, 10823755, 11418580, 17318008, 19335640, 20260388, 21647510, 22837160, 25325485, 40520776, 43295020, 49789273, 50650970, 86590040, 99578546, 101301940, 116497231, 199157092, 202603880, 232994462, 248946365, 398314184, 465988924, 497892730, 521704991, 582486155, 931977848, 995785460, 1043409982, 1164972310, 1991570920, 2086819964, 2329944620, 2608524955, 4173639928, 4659889240, 5217049910, 10434099820, 11999214793, 20868199640, 23998429586, 47996859172, 59996073965, 95993718344, 119992147930, 239984295860, 479968591720]

約数ペア:

[(1, 479968591720), (2, 239984295860), (4, 119992147930), (5, 95993718344), (8, 59996073965), (10, 47996859172), (20, 23998429586), (23, 20868199640), (40, 11999214793), (46, 10434099820), (92, 5217049910), (103, 4659889240), (115, 4173639928), (184, 2608524955), (206, 2329944620), (230, 2086819964), (241, 1991570920), (412, 1164972310), (460, 1043409982), (482, 995785460), (515, 931977848), (824, 582486155), (920, 521704991), (964, 497892730), (1030, 465988924), (1205, 398314184), (1928, 248946365), (2060, 232994462), (2369, 202603880), (2410, 199157092), (4120, 116497231), (4738, 101301940), (4820, 99578546), (5543, 86590040), (9476, 50650970), (9640, 49789273), (11086, 43295020), (11845, 40520776), (18952, 25325485), (21017, 22837160), (22172, 21647510), (23690, 20260388), (24823, 19335640), (27715, 17318008), (42034, 11418580), (44344, 10823755), (47380, 10130194), (49646, 9667820), (55430, 8659004), (84068, 5709290), (94760, 5065097), (99292, 4833910), (105085, 4567432), (110860, 4329502), (124115, 3867128), (168136, 2854645), (198584, 2416955), (210170, 2283716), (221720, 2164751), (248230, 1933564), (420340, 1141858), (483391, 992920), (496460, 966782), (570929, 840680)]