201722220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{22871}}^1$

素因数の和:22900

約数の個数: 108

約数和(自身を含む): 711822384

約数和(自身を除く): 510100164

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 22871, 45742, 68613, 91484, 114355, 137226, 160097, 205839, 228710, 274452, 320194, 343065, 411678, 457420, 480291, 640388, 686130, 800485, 823356, 960582, 1029195, 1120679, 1372260, 1440873, 1600970, 1921164, 2058390, 2241358, 2401455, 2881746, 3201940, 3362037, 4116780, 4482716, 4802910, 5603395, 5763492, 6724074, 7204365, 9605820, 10086111, 11206790, 13448148, 14408730, 16810185, 20172222, 22413580, 28817460, 33620370, 40344444, 50430555, 67240740, 100861110, 201722220]

約数ペア:

[(1, 201722220), (2, 100861110), (3, 67240740), (4, 50430555), (5, 40344444), (6, 33620370), (7, 28817460), (9, 22413580), (10, 20172222), (12, 16810185), (14, 14408730), (15, 13448148), (18, 11206790), (20, 10086111), (21, 9605820), (28, 7204365), (30, 6724074), (35, 5763492), (36, 5603395), (42, 4802910), (45, 4482716), (49, 4116780), (60, 3362037), (63, 3201940), (70, 2881746), (84, 2401455), (90, 2241358), (98, 2058390), (105, 1921164), (126, 1600970), (140, 1440873), (147, 1372260), (180, 1120679), (196, 1029195), (210, 960582), (245, 823356), (252, 800485), (294, 686130), (315, 640388), (420, 480291), (441, 457420), (490, 411678), (588, 343065), (630, 320194), (735, 274452), (882, 228710), (980, 205839), (1260, 160097), (1470, 137226), (1764, 114355), (2205, 91484), (2940, 68613), (4410, 45742), (8820, 22871)]