128328420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1531}}^1$

素因数の和:1681

約数の個数: 96

約数和(自身を含む): 395329536

約数和(自身を除く): 267001116

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 127, 132, 165, 220, 254, 330, 381, 508, 635, 660, 762, 1270, 1397, 1524, 1531, 1905, 2540, 2794, 3062, 3810, 4191, 4593, 5588, 6124, 6985, 7620, 7655, 8382, 9186, 13970, 15310, 16764, 16841, 18372, 20955, 22965, 27940, 30620, 33682, 41910, 45930, 50523, 67364, 83820, 84205, 91860, 101046, 168410, 194437, 202092, 252615, 336820, 388874, 505230, 583311, 777748, 972185, 1010460, 1166622, 1944370, 2138807, 2333244, 2916555, 3888740, 4277614, 5833110, 6416421, 8555228, 10694035, 11666220, 12832842, 21388070, 25665684, 32082105, 42776140, 64164210, 128328420]

約数ペア:

[(1, 128328420), (2, 64164210), (3, 42776140), (4, 32082105), (5, 25665684), (6, 21388070), (10, 12832842), (11, 11666220), (12, 10694035), (15, 8555228), (20, 6416421), (22, 5833110), (30, 4277614), (33, 3888740), (44, 2916555), (55, 2333244), (60, 2138807), (66, 1944370), (110, 1166622), (127, 1010460), (132, 972185), (165, 777748), (220, 583311), (254, 505230), (330, 388874), (381, 336820), (508, 252615), (635, 202092), (660, 194437), (762, 168410), (1270, 101046), (1397, 91860), (1524, 84205), (1531, 83820), (1905, 67364), (2540, 50523), (2794, 45930), (3062, 41910), (3810, 33682), (4191, 30620), (4593, 27940), (5588, 22965), (6124, 20955), (6985, 18372), (7620, 16841), (7655, 16764), (8382, 15310), (9186, 13970)]