209314920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47143}}^1$

素因数の和:47194

約数の個数: 64

約数和(自身を含む): 644929920

約数和(自身を除く): 435615000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 47143, 94286, 141429, 188572, 235715, 282858, 377144, 471430, 565716, 707145, 942860, 1131432, 1414290, 1744291, 1885720, 2828580, 3488582, 5232873, 5657160, 6977164, 8721455, 10465746, 13954328, 17442910, 20931492, 26164365, 34885820, 41862984, 52328730, 69771640, 104657460, 209314920]

約数ペア:

[(1, 209314920), (2, 104657460), (3, 69771640), (4, 52328730), (5, 41862984), (6, 34885820), (8, 26164365), (10, 20931492), (12, 17442910), (15, 13954328), (20, 10465746), (24, 8721455), (30, 6977164), (37, 5657160), (40, 5232873), (60, 3488582), (74, 2828580), (111, 1885720), (120, 1744291), (148, 1414290), (185, 1131432), (222, 942860), (296, 707145), (370, 565716), (444, 471430), (555, 377144), (740, 282858), (888, 235715), (1110, 188572), (1480, 141429), (2220, 94286), (4440, 47143)]