204075657660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{636821}}^1$

素因数の和:636956

約数の個数: 144

約数和(自身を含む): 670802821920

約数和(自身を除く): 466727164260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 109, 140, 147, 196, 210, 218, 245, 294, 327, 420, 436, 490, 545, 588, 654, 735, 763, 980, 1090, 1308, 1470, 1526, 1635, 2180, 2289, 2940, 3052, 3270, 3815, 4578, 5341, 6540, 7630, 9156, 10682, 11445, 15260, 16023, 21364, 22890, 26705, 32046, 45780, 53410, 64092, 80115, 106820, 160230, 320460, 636821, 1273642, 1910463, 2547284, 3184105, 3820926, 4457747, 6368210, 7641852, 8915494, 9552315, 12736420, 13373241, 17830988, 19104630, 22288735, 26746482, 31204229, 38209260, 44577470, 53492964, 62408458, 66866205, 69413489, 89154940, 93612687, 124816916, 133732410, 138826978, 156021145, 187225374, 208240467, 267464820, 277653956, 312042290, 347067445, 374450748, 416480934, 468063435, 485894423, 624084580, 694134890, 832961868, 936126870, 971788846, 1041202335, 1388269780, 1457683269, 1872253740, 1943577692, 2082404670, 2429472115, 2915366538, 3401260961, 4164809340, 4858944230, 5830733076, 6802521922, 7288416345, 9717888460, 10203782883, 13605043844, 14576832690, 17006304805, 20407565766, 29153665380, 34012609610, 40815131532, 51018914415, 68025219220, 102037828830, 204075657660]

約数ペア:

[(1, 204075657660), (2, 102037828830), (3, 68025219220), (4, 51018914415), (5, 40815131532), (6, 34012609610), (7, 29153665380), (10, 20407565766), (12, 17006304805), (14, 14576832690), (15, 13605043844), (20, 10203782883), (21, 9717888460), (28, 7288416345), (30, 6802521922), (35, 5830733076), (42, 4858944230), (49, 4164809340), (60, 3401260961), (70, 2915366538), (84, 2429472115), (98, 2082404670), (105, 1943577692), (109, 1872253740), (140, 1457683269), (147, 1388269780), (196, 1041202335), (210, 971788846), (218, 936126870), (245, 832961868), (294, 694134890), (327, 624084580), (420, 485894423), (436, 468063435), (490, 416480934), (545, 374450748), (588, 347067445), (654, 312042290), (735, 277653956), (763, 267464820), (980, 208240467), (1090, 187225374), (1308, 156021145), (1470, 138826978), (1526, 133732410), (1635, 124816916), (2180, 93612687), (2289, 89154940), (2940, 69413489), (3052, 66866205), (3270, 62408458), (3815, 53492964), (4578, 44577470), (5341, 38209260), (6540, 31204229), (7630, 26746482), (9156, 22288735), (10682, 19104630), (11445, 17830988), (15260, 13373241), (16023, 12736420), (21364, 9552315), (22890, 8915494), (26705, 7641852), (32046, 6368210), (45780, 4457747), (53410, 3820926), (64092, 3184105), (80115, 2547284), (106820, 1910463), (160230, 1273642), (320460, 636821)]