204883020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{42157}}^1$

素因数の和:42181

約数の個数: 72

約数和(自身を含む): 644511504

約数和(自身を除く): 439628484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 42157, 84314, 126471, 168628, 210785, 252942, 379413, 421570, 505884, 632355, 758826, 843140, 1138239, 1264710, 1517652, 1897065, 2276478, 2529420, 3414717, 3794130, 4552956, 5691195, 6829434, 7588260, 10244151, 11382390, 13658868, 17073585, 20488302, 22764780, 34147170, 40976604, 51220755, 68294340, 102441510, 204883020]

約数ペア:

[(1, 204883020), (2, 102441510), (3, 68294340), (4, 51220755), (5, 40976604), (6, 34147170), (9, 22764780), (10, 20488302), (12, 17073585), (15, 13658868), (18, 11382390), (20, 10244151), (27, 7588260), (30, 6829434), (36, 5691195), (45, 4552956), (54, 3794130), (60, 3414717), (81, 2529420), (90, 2276478), (108, 1897065), (135, 1517652), (162, 1264710), (180, 1138239), (243, 843140), (270, 758826), (324, 632355), (405, 505884), (486, 421570), (540, 379413), (810, 252942), (972, 210785), (1215, 168628), (1620, 126471), (2430, 84314), (4860, 42157)]