154967940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6779}}^1$

素因数の和:6921

約数の個数: 72

約数和(自身を含む): 473840640

約数和(自身を除く): 318872700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1270, 1524, 1905, 2286, 2540, 3810, 4572, 5715, 6779, 7620, 11430, 13558, 20337, 22860, 27116, 33895, 40674, 61011, 67790, 81348, 101685, 122022, 135580, 203370, 244044, 305055, 406740, 610110, 860933, 1220220, 1721866, 2582799, 3443732, 4304665, 5165598, 7748397, 8609330, 10331196, 12913995, 15496794, 17218660, 25827990, 30993588, 38741985, 51655980, 77483970, 154967940]

約数ペア:

[(1, 154967940), (2, 77483970), (3, 51655980), (4, 38741985), (5, 30993588), (6, 25827990), (9, 17218660), (10, 15496794), (12, 12913995), (15, 10331196), (18, 8609330), (20, 7748397), (30, 5165598), (36, 4304665), (45, 3443732), (60, 2582799), (90, 1721866), (127, 1220220), (180, 860933), (254, 610110), (381, 406740), (508, 305055), (635, 244044), (762, 203370), (1143, 135580), (1270, 122022), (1524, 101685), (1905, 81348), (2286, 67790), (2540, 61011), (3810, 40674), (4572, 33895), (5715, 27116), (6779, 22860), (7620, 20337), (11430, 13558)]