189988920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47977}}^1$

素因数の和:48005

約数の個数: 96

約数和(自身を含む): 673611120

約数和(自身を除く): 483622200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 47977, 95954, 143931, 191908, 239885, 287862, 383816, 431793, 479770, 527747, 575724, 719655, 863586, 959540, 1055494, 1151448, 1439310, 1583241, 1727172, 1919080, 2110988, 2158965, 2638735, 2878620, 3166482, 3454344, 4221976, 4317930, 4749723, 5277470, 5757240, 6332964, 7916205, 8635860, 9499446, 10554940, 12665928, 15832410, 17271720, 18998892, 21109880, 23748615, 31664820, 37997784, 47497230, 63329640, 94994460, 189988920]

約数ペア:

[(1, 189988920), (2, 94994460), (3, 63329640), (4, 47497230), (5, 37997784), (6, 31664820), (8, 23748615), (9, 21109880), (10, 18998892), (11, 17271720), (12, 15832410), (15, 12665928), (18, 10554940), (20, 9499446), (22, 8635860), (24, 7916205), (30, 6332964), (33, 5757240), (36, 5277470), (40, 4749723), (44, 4317930), (45, 4221976), (55, 3454344), (60, 3166482), (66, 2878620), (72, 2638735), (88, 2158965), (90, 2110988), (99, 1919080), (110, 1727172), (120, 1583241), (132, 1439310), (165, 1151448), (180, 1055494), (198, 959540), (220, 863586), (264, 719655), (330, 575724), (360, 527747), (396, 479770), (440, 431793), (495, 383816), (660, 287862), (792, 239885), (990, 191908), (1320, 143931), (1980, 95954), (3960, 47977)]