189664270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 373662720

約数和(自身を除く): 183998450

約数列:

[1, 2, 5, 10, 19, 38, 47, 67, 94, 95, 134, 190, 235, 317, 335, 470, 634, 670, 893, 1273, 1585, 1786, 2546, 3149, 3170, 4465, 6023, 6298, 6365, 8930, 12046, 12730, 14899, 15745, 21239, 29798, 30115, 31490, 42478, 59831, 60230, 74495, 106195, 119662, 148990, 212390, 283081, 299155, 403541, 566162, 598310, 807082, 998233, 1415405, 1996466, 2017705, 2830810, 4035410, 4991165, 9982330, 18966427, 37932854, 94832135, 189664270]

約数ペア:

[(1, 189664270), (2, 94832135), (5, 37932854), (10, 18966427), (19, 9982330), (38, 4991165), (47, 4035410), (67, 2830810), (94, 2017705), (95, 1996466), (134, 1415405), (190, 998233), (235, 807082), (317, 598310), (335, 566162), (470, 403541), (634, 299155), (670, 283081), (893, 212390), (1273, 148990), (1585, 119662), (1786, 106195), (2546, 74495), (3149, 60230), (3170, 59831), (4465, 42478), (6023, 31490), (6298, 30115), (6365, 29798), (8930, 21239), (12046, 15745), (12730, 14899)]