82869570

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{661}}^1$

素因数の和:880

約数の個数: 96

約数和(自身を含む): 247852800

約数和(自身を除く): 164983230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 199, 210, 315, 398, 597, 630, 661, 995, 1194, 1322, 1393, 1791, 1983, 1990, 2786, 2985, 3305, 3582, 3966, 4179, 4627, 5949, 5970, 6610, 6965, 8358, 8955, 9254, 9915, 11898, 12537, 13881, 13930, 17910, 19830, 20895, 23135, 25074, 27762, 29745, 41643, 41790, 46270, 59490, 62685, 69405, 83286, 125370, 131539, 138810, 208215, 263078, 394617, 416430, 657695, 789234, 920773, 1183851, 1315390, 1841546, 1973085, 2367702, 2762319, 3946170, 4603865, 5524638, 5919255, 8286957, 9207730, 11838510, 13811595, 16573914, 27623190, 41434785, 82869570]

約数ペア:

[(1, 82869570), (2, 41434785), (3, 27623190), (5, 16573914), (6, 13811595), (7, 11838510), (9, 9207730), (10, 8286957), (14, 5919255), (15, 5524638), (18, 4603865), (21, 3946170), (30, 2762319), (35, 2367702), (42, 1973085), (45, 1841546), (63, 1315390), (70, 1183851), (90, 920773), (105, 789234), (126, 657695), (199, 416430), (210, 394617), (315, 263078), (398, 208215), (597, 138810), (630, 131539), (661, 125370), (995, 83286), (1194, 69405), (1322, 62685), (1393, 59490), (1791, 46270), (1983, 41790), (1990, 41643), (2786, 29745), (2985, 27762), (3305, 25074), (3582, 23135), (3966, 20895), (4179, 19830), (4627, 17910), (5949, 13930), (5970, 13881), (6610, 12537), (6965, 11898), (8358, 9915), (8955, 9254)]