138560940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{397}}^1$

素因数の和:696

約数の個数: 144

約数和(自身を含む): 483292992

約数和(自身を除く): 344732052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 277, 315, 397, 420, 554, 630, 794, 831, 1108, 1191, 1260, 1385, 1588, 1662, 1939, 1985, 2382, 2493, 2770, 2779, 3324, 3573, 3878, 3970, 4155, 4764, 4986, 5540, 5558, 5817, 5955, 7146, 7756, 7940, 8310, 8337, 9695, 9972, 11116, 11634, 11910, 12465, 13895, 14292, 16620, 16674, 17451, 17865, 19390, 23268, 23820, 24930, 25011, 27790, 29085, 33348, 34902, 35730, 38780, 41685, 49860, 50022, 55580, 58170, 69804, 71460, 83370, 87255, 100044, 109969, 116340, 125055, 166740, 174510, 219938, 250110, 329907, 349020, 439876, 500220, 549845, 659814, 769783, 989721, 1099690, 1319628, 1539566, 1649535, 1979442, 2199380, 2309349, 3079132, 3299070, 3848915, 3958884, 4618698, 4948605, 6598140, 6928047, 7697830, 9237396, 9897210, 11546745, 13856094, 15395660, 19794420, 23093490, 27712188, 34640235, 46186980, 69280470, 138560940]

約数ペア:

[(1, 138560940), (2, 69280470), (3, 46186980), (4, 34640235), (5, 27712188), (6, 23093490), (7, 19794420), (9, 15395660), (10, 13856094), (12, 11546745), (14, 9897210), (15, 9237396), (18, 7697830), (20, 6928047), (21, 6598140), (28, 4948605), (30, 4618698), (35, 3958884), (36, 3848915), (42, 3299070), (45, 3079132), (60, 2309349), (63, 2199380), (70, 1979442), (84, 1649535), (90, 1539566), (105, 1319628), (126, 1099690), (140, 989721), (180, 769783), (210, 659814), (252, 549845), (277, 500220), (315, 439876), (397, 349020), (420, 329907), (554, 250110), (630, 219938), (794, 174510), (831, 166740), (1108, 125055), (1191, 116340), (1260, 109969), (1385, 100044), (1588, 87255), (1662, 83370), (1939, 71460), (1985, 69804), (2382, 58170), (2493, 55580), (2770, 50022), (2779, 49860), (3324, 41685), (3573, 38780), (3878, 35730), (3970, 34902), (4155, 33348), (4764, 29085), (4986, 27790), (5540, 25011), (5558, 24930), (5817, 23820), (5955, 23268), (7146, 19390), (7756, 17865), (7940, 17451), (8310, 16674), (8337, 16620), (9695, 14292), (9972, 13895), (11116, 12465), (11634, 11910)]