217626420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{2213}}^1$

素因数の和:2385

約数の個数: 96

約数和(自身を含む): 669513600

約数和(自身を除く): 451887180

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 149, 165, 220, 298, 330, 447, 596, 660, 745, 894, 1490, 1639, 1788, 2213, 2235, 2980, 3278, 4426, 4470, 4917, 6556, 6639, 8195, 8852, 8940, 9834, 11065, 13278, 16390, 19668, 22130, 24343, 24585, 26556, 32780, 33195, 44260, 48686, 49170, 66390, 73029, 97372, 98340, 121715, 132780, 146058, 243430, 292116, 329737, 365145, 486860, 659474, 730290, 989211, 1318948, 1460580, 1648685, 1978422, 3297370, 3627107, 3956844, 4946055, 6594740, 7254214, 9892110, 10881321, 14508428, 18135535, 19784220, 21762642, 36271070, 43525284, 54406605, 72542140, 108813210, 217626420]

約数ペア:

[(1, 217626420), (2, 108813210), (3, 72542140), (4, 54406605), (5, 43525284), (6, 36271070), (10, 21762642), (11, 19784220), (12, 18135535), (15, 14508428), (20, 10881321), (22, 9892110), (30, 7254214), (33, 6594740), (44, 4946055), (55, 3956844), (60, 3627107), (66, 3297370), (110, 1978422), (132, 1648685), (149, 1460580), (165, 1318948), (220, 989211), (298, 730290), (330, 659474), (447, 486860), (596, 365145), (660, 329737), (745, 292116), (894, 243430), (1490, 146058), (1639, 132780), (1788, 121715), (2213, 98340), (2235, 97372), (2980, 73029), (3278, 66390), (4426, 49170), (4470, 48686), (4917, 44260), (6556, 33195), (6639, 32780), (8195, 26556), (8852, 24585), (8940, 24343), (9834, 22130), (11065, 19668), (13278, 16390)]