489017600

素因数分解:

$2^8\times 5^2\times {\mathrm{109}}^1\times {\mathrm{701}}^1$

素因数の和:836

約数の個数: 108

約数和(自身を含む): 1223242020

約数和(自身を除く): 734224420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 109, 128, 160, 200, 218, 256, 320, 400, 436, 545, 640, 701, 800, 872, 1090, 1280, 1402, 1600, 1744, 2180, 2725, 2804, 3200, 3488, 3505, 4360, 5450, 5608, 6400, 6976, 7010, 8720, 10900, 11216, 13952, 14020, 17440, 17525, 21800, 22432, 27904, 28040, 34880, 35050, 43600, 44864, 56080, 69760, 70100, 76409, 87200, 89728, 112160, 139520, 140200, 152818, 174400, 179456, 224320, 280400, 305636, 348800, 382045, 448640, 560800, 611272, 697600, 764090, 897280, 1121600, 1222544, 1528180, 1910225, 2243200, 2445088, 3056360, 3820450, 4486400, 4890176, 6112720, 7640900, 9780352, 12225440, 15281800, 19560704, 24450880, 30563600, 48901760, 61127200, 97803520, 122254400, 244508800, 489017600]

約数ペア:

[(1, 489017600), (2, 244508800), (4, 122254400), (5, 97803520), (8, 61127200), (10, 48901760), (16, 30563600), (20, 24450880), (25, 19560704), (32, 15281800), (40, 12225440), (50, 9780352), (64, 7640900), (80, 6112720), (100, 4890176), (109, 4486400), (128, 3820450), (160, 3056360), (200, 2445088), (218, 2243200), (256, 1910225), (320, 1528180), (400, 1222544), (436, 1121600), (545, 897280), (640, 764090), (701, 697600), (800, 611272), (872, 560800), (1090, 448640), (1280, 382045), (1402, 348800), (1600, 305636), (1744, 280400), (2180, 224320), (2725, 179456), (2804, 174400), (3200, 152818), (3488, 140200), (3505, 139520), (4360, 112160), (5450, 89728), (5608, 87200), (6400, 76409), (6976, 70100), (7010, 69760), (8720, 56080), (10900, 44864), (11216, 43600), (13952, 35050), (14020, 34880), (17440, 28040), (17525, 27904), (21800, 22432)]