318774120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1907}}^1$

素因数の和:2127

約数の個数: 128

約数和(自身を含む): 1099008000

約数和(自身を除く): 780233880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 199, 210, 280, 398, 420, 597, 796, 840, 995, 1194, 1393, 1592, 1907, 1990, 2388, 2786, 2985, 3814, 3980, 4179, 4776, 5572, 5721, 5970, 6965, 7628, 7960, 8358, 9535, 11144, 11442, 11940, 13349, 13930, 15256, 16716, 19070, 20895, 22884, 23880, 26698, 27860, 28605, 33432, 38140, 40047, 41790, 45768, 53396, 55720, 57210, 66745, 76280, 80094, 83580, 106792, 114420, 133490, 160188, 167160, 200235, 228840, 266980, 320376, 379493, 400470, 533960, 758986, 800940, 1138479, 1517972, 1601880, 1897465, 2276958, 2656451, 3035944, 3794930, 4553916, 5312902, 5692395, 7589860, 7969353, 9107832, 10625804, 11384790, 13282255, 15179720, 15938706, 21251608, 22769580, 26564510, 31877412, 39846765, 45539160, 53129020, 63754824, 79693530, 106258040, 159387060, 318774120]

約数ペア:

[(1, 318774120), (2, 159387060), (3, 106258040), (4, 79693530), (5, 63754824), (6, 53129020), (7, 45539160), (8, 39846765), (10, 31877412), (12, 26564510), (14, 22769580), (15, 21251608), (20, 15938706), (21, 15179720), (24, 13282255), (28, 11384790), (30, 10625804), (35, 9107832), (40, 7969353), (42, 7589860), (56, 5692395), (60, 5312902), (70, 4553916), (84, 3794930), (105, 3035944), (120, 2656451), (140, 2276958), (168, 1897465), (199, 1601880), (210, 1517972), (280, 1138479), (398, 800940), (420, 758986), (597, 533960), (796, 400470), (840, 379493), (995, 320376), (1194, 266980), (1393, 228840), (1592, 200235), (1907, 167160), (1990, 160188), (2388, 133490), (2786, 114420), (2985, 106792), (3814, 83580), (3980, 80094), (4179, 76280), (4776, 66745), (5572, 57210), (5721, 55720), (5970, 53396), (6965, 45768), (7628, 41790), (7960, 40047), (8358, 38140), (9535, 33432), (11144, 28605), (11442, 27860), (11940, 26698), (13349, 23880), (13930, 22884), (15256, 20895), (16716, 19070)]