198262260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{157351}}^1$

素因数の和:157373

約数の個数: 72

約数和(自身を含む): 687313536

約数和(自身を除く): 489051276

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 157351, 314702, 472053, 629404, 786755, 944106, 1101457, 1416159, 1573510, 1888212, 2202914, 2360265, 2832318, 3147020, 3304371, 4405828, 4720530, 5507285, 5664636, 6608742, 7080795, 9441060, 9913113, 11014570, 13217484, 14161590, 16521855, 19826226, 22029140, 28323180, 33043710, 39652452, 49565565, 66087420, 99131130, 198262260]

約数ペア:

[(1, 198262260), (2, 99131130), (3, 66087420), (4, 49565565), (5, 39652452), (6, 33043710), (7, 28323180), (9, 22029140), (10, 19826226), (12, 16521855), (14, 14161590), (15, 13217484), (18, 11014570), (20, 9913113), (21, 9441060), (28, 7080795), (30, 6608742), (35, 5664636), (36, 5507285), (42, 4720530), (45, 4405828), (60, 3304371), (63, 3147020), (70, 2832318), (84, 2360265), (90, 2202914), (105, 1888212), (126, 1573510), (140, 1416159), (180, 1101457), (210, 944106), (252, 786755), (315, 629404), (420, 472053), (630, 314702), (1260, 157351)]