206120880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{40897}}^1$

素因数の和:40923

約数の個数: 120

約数和(自身を含む): 791130912

約数和(自身を除く): 585010032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 40897, 81794, 122691, 163588, 204485, 245382, 286279, 327176, 368073, 408970, 490764, 572558, 613455, 654352, 736146, 817940, 858837, 981528, 1145116, 1226910, 1431395, 1472292, 1635880, 1717674, 1840365, 1963056, 2290232, 2453820, 2576511, 2862790, 2944584, 3271760, 3435348, 3680730, 4294185, 4580464, 4907640, 5153022, 5725580, 5889168, 6870696, 7361460, 8588370, 9815280, 10306044, 11451160, 12882555, 13741392, 14722920, 17176740, 20612088, 22902320, 25765110, 29445840, 34353480, 41224176, 51530220, 68706960, 103060440, 206120880]

約数ペア:

[(1, 206120880), (2, 103060440), (3, 68706960), (4, 51530220), (5, 41224176), (6, 34353480), (7, 29445840), (8, 25765110), (9, 22902320), (10, 20612088), (12, 17176740), (14, 14722920), (15, 13741392), (16, 12882555), (18, 11451160), (20, 10306044), (21, 9815280), (24, 8588370), (28, 7361460), (30, 6870696), (35, 5889168), (36, 5725580), (40, 5153022), (42, 4907640), (45, 4580464), (48, 4294185), (56, 3680730), (60, 3435348), (63, 3271760), (70, 2944584), (72, 2862790), (80, 2576511), (84, 2453820), (90, 2290232), (105, 1963056), (112, 1840365), (120, 1717674), (126, 1635880), (140, 1472292), (144, 1431395), (168, 1226910), (180, 1145116), (210, 981528), (240, 858837), (252, 817940), (280, 736146), (315, 654352), (336, 613455), (360, 572558), (420, 490764), (504, 408970), (560, 368073), (630, 327176), (720, 286279), (840, 245382), (1008, 204485), (1260, 163588), (1680, 122691), (2520, 81794), (5040, 40897)]