138208020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53569}}^1$

素因数の和:53624

約数の個数: 48

約数和(自身を含む): 395989440

約数和(自身を除く): 257781420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 53569, 107138, 160707, 214276, 267845, 321414, 535690, 642828, 803535, 1071380, 1607070, 2303467, 3214140, 4606934, 6910401, 9213868, 11517335, 13820802, 23034670, 27641604, 34552005, 46069340, 69104010, 138208020]

約数ペア:

[(1, 138208020), (2, 69104010), (3, 46069340), (4, 34552005), (5, 27641604), (6, 23034670), (10, 13820802), (12, 11517335), (15, 9213868), (20, 6910401), (30, 4606934), (43, 3214140), (60, 2303467), (86, 1607070), (129, 1071380), (172, 803535), (215, 642828), (258, 535690), (430, 321414), (516, 267845), (645, 214276), (860, 160707), (1290, 107138), (2580, 53569)]