156928897420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{1789}}^1\times {\mathrm{8291}}^1$

素因数の和:10135

約数の個数: 72

約数和(自身を含む): 344736085680

約数和(自身を除く): 187807188260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 529, 1058, 1789, 2116, 2645, 3578, 5290, 7156, 8291, 8945, 10580, 16582, 17890, 33164, 35780, 41147, 41455, 82294, 82910, 164588, 165820, 190693, 205735, 381386, 411470, 762772, 822940, 946381, 953465, 1892762, 1906930, 3785524, 3813860, 4385939, 4731905, 8771878, 9463810, 14832599, 17543756, 18927620, 21929695, 29665198, 43859390, 59330396, 74162995, 87718780, 148325990, 296651980, 341149777, 682299554, 1364599108, 1705748885, 3411497770, 6822995540, 7846444871, 15692889742, 31385779484, 39232224355, 78464448710, 156928897420]

約数ペア:

[(1, 156928897420), (2, 78464448710), (4, 39232224355), (5, 31385779484), (10, 15692889742), (20, 7846444871), (23, 6822995540), (46, 3411497770), (92, 1705748885), (115, 1364599108), (230, 682299554), (460, 341149777), (529, 296651980), (1058, 148325990), (1789, 87718780), (2116, 74162995), (2645, 59330396), (3578, 43859390), (5290, 29665198), (7156, 21929695), (8291, 18927620), (8945, 17543756), (10580, 14832599), (16582, 9463810), (17890, 8771878), (33164, 4731905), (35780, 4385939), (41147, 3813860), (41455, 3785524), (82294, 1906930), (82910, 1892762), (164588, 953465), (165820, 946381), (190693, 822940), (205735, 762772), (381386, 411470)]