71717730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20089}}^1$

素因数の和:20123

約数の個数: 64

約数和(自身を含む): 208293120

約数和(自身を除く): 136575390

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 170, 210, 238, 255, 357, 510, 595, 714, 1190, 1785, 3570, 20089, 40178, 60267, 100445, 120534, 140623, 200890, 281246, 301335, 341513, 421869, 602670, 683026, 703115, 843738, 1024539, 1406230, 1707565, 2049078, 2109345, 2390591, 3415130, 4218690, 4781182, 5122695, 7171773, 10245390, 11952955, 14343546, 23905910, 35858865, 71717730]

約数ペア:

[(1, 71717730), (2, 35858865), (3, 23905910), (5, 14343546), (6, 11952955), (7, 10245390), (10, 7171773), (14, 5122695), (15, 4781182), (17, 4218690), (21, 3415130), (30, 2390591), (34, 2109345), (35, 2049078), (42, 1707565), (51, 1406230), (70, 1024539), (85, 843738), (102, 703115), (105, 683026), (119, 602670), (170, 421869), (210, 341513), (238, 301335), (255, 281246), (357, 200890), (510, 140623), (595, 120534), (714, 100445), (1190, 60267), (1785, 40178), (3570, 20089)]