181397440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1723}}^1$

素因数の和:1794

約数の個数: 112

約数和(自身を含む): 504456192

約数和(自身を除く): 323058752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 56, 64, 70, 80, 94, 112, 140, 160, 188, 224, 235, 280, 320, 329, 376, 448, 470, 560, 658, 752, 940, 1120, 1316, 1504, 1645, 1723, 1880, 2240, 2632, 3008, 3290, 3446, 3760, 5264, 6580, 6892, 7520, 8615, 10528, 12061, 13160, 13784, 15040, 17230, 21056, 24122, 26320, 27568, 34460, 48244, 52640, 55136, 60305, 68920, 80981, 96488, 105280, 110272, 120610, 137840, 161962, 192976, 241220, 275680, 323924, 385952, 404905, 482440, 551360, 566867, 647848, 771904, 809810, 964880, 1133734, 1295696, 1619620, 1929760, 2267468, 2591392, 2834335, 3239240, 3859520, 4534936, 5182784, 5668670, 6478480, 9069872, 11337340, 12956960, 18139744, 22674680, 25913920, 36279488, 45349360, 90698720, 181397440]

約数ペア:

[(1, 181397440), (2, 90698720), (4, 45349360), (5, 36279488), (7, 25913920), (8, 22674680), (10, 18139744), (14, 12956960), (16, 11337340), (20, 9069872), (28, 6478480), (32, 5668670), (35, 5182784), (40, 4534936), (47, 3859520), (56, 3239240), (64, 2834335), (70, 2591392), (80, 2267468), (94, 1929760), (112, 1619620), (140, 1295696), (160, 1133734), (188, 964880), (224, 809810), (235, 771904), (280, 647848), (320, 566867), (329, 551360), (376, 482440), (448, 404905), (470, 385952), (560, 323924), (658, 275680), (752, 241220), (940, 192976), (1120, 161962), (1316, 137840), (1504, 120610), (1645, 110272), (1723, 105280), (1880, 96488), (2240, 80981), (2632, 68920), (3008, 60305), (3290, 55136), (3446, 52640), (3760, 48244), (5264, 34460), (6580, 27568), (6892, 26320), (7520, 24122), (8615, 21056), (10528, 17230), (12061, 15040), (13160, 13784)]