80114640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17569}}^1$

素因数の和:17604

約数の個数: 80

約数和(自身を含む): 261441600

約数和(自身を除く): 181326960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 17569, 35138, 52707, 70276, 87845, 105414, 140552, 175690, 210828, 263535, 281104, 333811, 351380, 421656, 527070, 667622, 702760, 843312, 1001433, 1054140, 1335244, 1405520, 1669055, 2002866, 2108280, 2670488, 3338110, 4005732, 4216560, 5007165, 5340976, 6676220, 8011464, 10014330, 13352440, 16022928, 20028660, 26704880, 40057320, 80114640]

約数ペア:

[(1, 80114640), (2, 40057320), (3, 26704880), (4, 20028660), (5, 16022928), (6, 13352440), (8, 10014330), (10, 8011464), (12, 6676220), (15, 5340976), (16, 5007165), (19, 4216560), (20, 4005732), (24, 3338110), (30, 2670488), (38, 2108280), (40, 2002866), (48, 1669055), (57, 1405520), (60, 1335244), (76, 1054140), (80, 1001433), (95, 843312), (114, 702760), (120, 667622), (152, 527070), (190, 421656), (228, 351380), (240, 333811), (285, 281104), (304, 263535), (380, 210828), (456, 175690), (570, 140552), (760, 105414), (912, 87845), (1140, 70276), (1520, 52707), (2280, 35138), (4560, 17569)]