220858400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{39439}}^1$

素因数の和:39466

約数の個数: 72

約数和(自身を含む): 616210560

約数和(自身を除く): 395352160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 39439, 78878, 157756, 197195, 276073, 315512, 394390, 552146, 631024, 788780, 985975, 1104292, 1262048, 1380365, 1577560, 1971950, 2208584, 2760730, 3155120, 3943900, 4417168, 5521460, 6310240, 6901825, 7887800, 8834336, 11042920, 13803650, 15775600, 22085840, 27607300, 31551200, 44171680, 55214600, 110429200, 220858400]

約数ペア:

[(1, 220858400), (2, 110429200), (4, 55214600), (5, 44171680), (7, 31551200), (8, 27607300), (10, 22085840), (14, 15775600), (16, 13803650), (20, 11042920), (25, 8834336), (28, 7887800), (32, 6901825), (35, 6310240), (40, 5521460), (50, 4417168), (56, 3943900), (70, 3155120), (80, 2760730), (100, 2208584), (112, 1971950), (140, 1577560), (160, 1380365), (175, 1262048), (200, 1104292), (224, 985975), (280, 788780), (350, 631024), (400, 552146), (560, 394390), (700, 315512), (800, 276073), (1120, 197195), (1400, 157756), (2800, 78878), (5600, 39439)]