257225136

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{10487}}^1$

素因数の和:10578

約数の個数: 80

約数和(自身を含む): 769903104

約数和(自身を除く): 512677968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 73, 84, 112, 146, 168, 219, 292, 336, 438, 511, 584, 876, 1022, 1168, 1533, 1752, 2044, 3066, 3504, 4088, 6132, 8176, 10487, 12264, 20974, 24528, 31461, 41948, 62922, 73409, 83896, 125844, 146818, 167792, 220227, 251688, 293636, 440454, 503376, 587272, 765551, 880908, 1174544, 1531102, 1761816, 2296653, 3062204, 3523632, 4593306, 5358857, 6124408, 9186612, 10717714, 12248816, 16076571, 18373224, 21435428, 32153142, 36746448, 42870856, 64306284, 85741712, 128612568, 257225136]

約数ペア:

[(1, 257225136), (2, 128612568), (3, 85741712), (4, 64306284), (6, 42870856), (7, 36746448), (8, 32153142), (12, 21435428), (14, 18373224), (16, 16076571), (21, 12248816), (24, 10717714), (28, 9186612), (42, 6124408), (48, 5358857), (56, 4593306), (73, 3523632), (84, 3062204), (112, 2296653), (146, 1761816), (168, 1531102), (219, 1174544), (292, 880908), (336, 765551), (438, 587272), (511, 503376), (584, 440454), (876, 293636), (1022, 251688), (1168, 220227), (1533, 167792), (1752, 146818), (2044, 125844), (3066, 83896), (3504, 73409), (4088, 62922), (6132, 41948), (8176, 31461), (10487, 24528), (12264, 20974)]