198180400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:719

約数の個数: 120

約数和(自身を含む): 527381424

約数和(自身を除く): 329201024

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 73, 80, 88, 100, 110, 146, 176, 200, 220, 275, 292, 365, 400, 440, 550, 584, 617, 730, 803, 880, 1100, 1168, 1234, 1460, 1606, 1825, 2200, 2468, 2920, 3085, 3212, 3650, 4015, 4400, 4936, 5840, 6170, 6424, 6787, 7300, 8030, 9872, 12340, 12848, 13574, 14600, 15425, 16060, 20075, 24680, 27148, 29200, 30850, 32120, 33935, 40150, 45041, 49360, 54296, 61700, 64240, 67870, 80300, 90082, 108592, 123400, 135740, 160600, 169675, 180164, 225205, 246800, 271480, 321200, 339350, 360328, 450410, 495451, 542960, 678700, 720656, 900820, 990902, 1126025, 1357400, 1801640, 1981804, 2252050, 2477255, 2714800, 3603280, 3963608, 4504100, 4954510, 7927216, 9008200, 9909020, 12386275, 18016400, 19818040, 24772550, 39636080, 49545100, 99090200, 198180400]

約数ペア:

[(1, 198180400), (2, 99090200), (4, 49545100), (5, 39636080), (8, 24772550), (10, 19818040), (11, 18016400), (16, 12386275), (20, 9909020), (22, 9008200), (25, 7927216), (40, 4954510), (44, 4504100), (50, 3963608), (55, 3603280), (73, 2714800), (80, 2477255), (88, 2252050), (100, 1981804), (110, 1801640), (146, 1357400), (176, 1126025), (200, 990902), (220, 900820), (275, 720656), (292, 678700), (365, 542960), (400, 495451), (440, 450410), (550, 360328), (584, 339350), (617, 321200), (730, 271480), (803, 246800), (880, 225205), (1100, 180164), (1168, 169675), (1234, 160600), (1460, 135740), (1606, 123400), (1825, 108592), (2200, 90082), (2468, 80300), (2920, 67870), (3085, 64240), (3212, 61700), (3650, 54296), (4015, 49360), (4400, 45041), (4936, 40150), (5840, 33935), (6170, 32120), (6424, 30850), (6787, 29200), (7300, 27148), (8030, 24680), (9872, 20075), (12340, 16060), (12848, 15425), (13574, 14600)]