247270400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{743}}^1$

素因数の和:786

約数の個数: 132

約数和(自身を含む): 660968112

約数和(自身を除く): 413697712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 512, 520, 640, 650, 743, 800, 832, 1024, 1040, 1280, 1300, 1486, 1600, 1664, 2080, 2560, 2600, 2972, 3200, 3328, 3715, 4160, 5120, 5200, 5944, 6400, 6656, 7430, 8320, 9659, 10400, 11888, 12800, 13312, 14860, 16640, 18575, 19318, 20800, 23776, 25600, 29720, 33280, 37150, 38636, 41600, 47552, 48295, 59440, 66560, 74300, 77272, 83200, 95104, 96590, 118880, 148600, 154544, 166400, 190208, 193180, 237760, 241475, 297200, 309088, 332800, 380416, 386360, 475520, 482950, 594400, 618176, 760832, 772720, 951040, 965900, 1188800, 1236352, 1545440, 1902080, 1931800, 2377600, 2472704, 3090880, 3804160, 3863600, 4755200, 4945408, 6181760, 7727200, 9510400, 9890816, 12363520, 15454400, 19020800, 24727040, 30908800, 49454080, 61817600, 123635200, 247270400]

約数ペア:

[(1, 247270400), (2, 123635200), (4, 61817600), (5, 49454080), (8, 30908800), (10, 24727040), (13, 19020800), (16, 15454400), (20, 12363520), (25, 9890816), (26, 9510400), (32, 7727200), (40, 6181760), (50, 4945408), (52, 4755200), (64, 3863600), (65, 3804160), (80, 3090880), (100, 2472704), (104, 2377600), (128, 1931800), (130, 1902080), (160, 1545440), (200, 1236352), (208, 1188800), (256, 965900), (260, 951040), (320, 772720), (325, 760832), (400, 618176), (416, 594400), (512, 482950), (520, 475520), (640, 386360), (650, 380416), (743, 332800), (800, 309088), (832, 297200), (1024, 241475), (1040, 237760), (1280, 193180), (1300, 190208), (1486, 166400), (1600, 154544), (1664, 148600), (2080, 118880), (2560, 96590), (2600, 95104), (2972, 83200), (3200, 77272), (3328, 74300), (3715, 66560), (4160, 59440), (5120, 48295), (5200, 47552), (5944, 41600), (6400, 38636), (6656, 37150), (7430, 33280), (8320, 29720), (9659, 25600), (10400, 23776), (11888, 20800), (12800, 19318), (13312, 18575), (14860, 16640)]