202708020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{78569}}^1$

素因数の和:78624

約数の個数: 48

約数和(自身を含む): 580789440

約数和(自身を除く): 378081420

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, 78569, 157138, 235707, 314276, 392845, 471414, 785690, 942828, 1178535, 1571380, 2357070, 3378467, 4714140, 6756934, 10135401, 13513868, 16892335, 20270802, 33784670, 40541604, 50677005, 67569340, 101354010, 202708020]

約数ペア:

[(1, 202708020), (2, 101354010), (3, 67569340), (4, 50677005), (5, 40541604), (6, 33784670), (10, 20270802), (12, 16892335), (15, 13513868), (20, 10135401), (30, 6756934), (43, 4714140), (60, 3378467), (86, 2357070), (129, 1571380), (172, 1178535), (215, 942828), (258, 785690), (430, 471414), (516, 392845), (645, 314276), (860, 235707), (1290, 157138), (2580, 78569)]