225164520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:672

約数の個数: 192

約数和(自身を含む): 842400000

約数和(自身を除く): 617235480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 199, 210, 252, 280, 315, 360, 398, 420, 449, 504, 597, 630, 796, 840, 898, 995, 1194, 1260, 1347, 1393, 1592, 1791, 1796, 1990, 2245, 2388, 2520, 2694, 2786, 2985, 3143, 3582, 3592, 3980, 4041, 4179, 4490, 4776, 5388, 5572, 5970, 6286, 6735, 6965, 7164, 7960, 8082, 8358, 8955, 8980, 9429, 10776, 11144, 11940, 12537, 12572, 13470, 13930, 14328, 15715, 16164, 16716, 17910, 17960, 18858, 20205, 20895, 23880, 25074, 25144, 26940, 27860, 28287, 31430, 32328, 33432, 35820, 37716, 40410, 41790, 47145, 50148, 53880, 55720, 56574, 62685, 62860, 71640, 75432, 80820, 83580, 89351, 94290, 100296, 113148, 125370, 125720, 141435, 161640, 167160, 178702, 188580, 226296, 250740, 268053, 282870, 357404, 377160, 446755, 501480, 536106, 565740, 625457, 714808, 804159, 893510, 1072212, 1131480, 1250914, 1340265, 1608318, 1787020, 1876371, 2144424, 2501828, 2680530, 3127285, 3216636, 3574040, 3752742, 4020795, 5003656, 5361060, 5629113, 6254570, 6433272, 7505484, 8041590, 9381855, 10722120, 11258226, 12509140, 15010968, 16083180, 18763710, 22516452, 25018280, 28145565, 32166360, 37527420, 45032904, 56291130, 75054840, 112582260, 225164520]

約数ペア:

[(1, 225164520), (2, 112582260), (3, 75054840), (4, 56291130), (5, 45032904), (6, 37527420), (7, 32166360), (8, 28145565), (9, 25018280), (10, 22516452), (12, 18763710), (14, 16083180), (15, 15010968), (18, 12509140), (20, 11258226), (21, 10722120), (24, 9381855), (28, 8041590), (30, 7505484), (35, 6433272), (36, 6254570), (40, 5629113), (42, 5361060), (45, 5003656), (56, 4020795), (60, 3752742), (63, 3574040), (70, 3216636), (72, 3127285), (84, 2680530), (90, 2501828), (105, 2144424), (120, 1876371), (126, 1787020), (140, 1608318), (168, 1340265), (180, 1250914), (199, 1131480), (210, 1072212), (252, 893510), (280, 804159), (315, 714808), (360, 625457), (398, 565740), (420, 536106), (449, 501480), (504, 446755), (597, 377160), (630, 357404), (796, 282870), (840, 268053), (898, 250740), (995, 226296), (1194, 188580), (1260, 178702), (1347, 167160), (1393, 161640), (1592, 141435), (1791, 125720), (1796, 125370), (1990, 113148), (2245, 100296), (2388, 94290), (2520, 89351), (2694, 83580), (2786, 80820), (2985, 75432), (3143, 71640), (3582, 62860), (3592, 62685), (3980, 56574), (4041, 55720), (4179, 53880), (4490, 50148), (4776, 47145), (5388, 41790), (5572, 40410), (5970, 37716), (6286, 35820), (6735, 33432), (6965, 32328), (7164, 31430), (7960, 28287), (8082, 27860), (8358, 26940), (8955, 25144), (8980, 25074), (9429, 23880), (10776, 20895), (11144, 20205), (11940, 18858), (12537, 17960), (12572, 17910), (13470, 16716), (13930, 16164), (14328, 15715)]