205966530

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9907}}^1$

素因数の和:9941

約数の個数: 128

約数和(自身を含む): 684840960

約数和(自身を除く): 478874430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 27, 30, 33, 35, 42, 45, 54, 55, 63, 66, 70, 77, 90, 99, 105, 110, 126, 135, 154, 165, 189, 198, 210, 231, 270, 297, 315, 330, 378, 385, 462, 495, 594, 630, 693, 770, 945, 990, 1155, 1386, 1485, 1890, 2079, 2310, 2970, 3465, 4158, 6930, 9907, 10395, 19814, 20790, 29721, 49535, 59442, 69349, 89163, 99070, 108977, 138698, 148605, 178326, 208047, 217954, 267489, 297210, 326931, 346745, 416094, 445815, 534978, 544885, 624141, 653862, 693490, 762839, 891630, 980793, 1040235, 1089770, 1248282, 1337445, 1525678, 1634655, 1872423, 1961586, 2080470, 2288517, 2674890, 2942379, 3120705, 3269310, 3744846, 3814195, 4577034, 4903965, 5884758, 6241410, 6865551, 7628390, 9362115, 9807930, 11442585, 13731102, 14711895, 18724230, 20596653, 22885170, 29423790, 34327755, 41193306, 68655510, 102983265, 205966530]

約数ペア:

[(1, 205966530), (2, 102983265), (3, 68655510), (5, 41193306), (6, 34327755), (7, 29423790), (9, 22885170), (10, 20596653), (11, 18724230), (14, 14711895), (15, 13731102), (18, 11442585), (21, 9807930), (22, 9362115), (27, 7628390), (30, 6865551), (33, 6241410), (35, 5884758), (42, 4903965), (45, 4577034), (54, 3814195), (55, 3744846), (63, 3269310), (66, 3120705), (70, 2942379), (77, 2674890), (90, 2288517), (99, 2080470), (105, 1961586), (110, 1872423), (126, 1634655), (135, 1525678), (154, 1337445), (165, 1248282), (189, 1089770), (198, 1040235), (210, 980793), (231, 891630), (270, 762839), (297, 693490), (315, 653862), (330, 624141), (378, 544885), (385, 534978), (462, 445815), (495, 416094), (594, 346745), (630, 326931), (693, 297210), (770, 267489), (945, 217954), (990, 208047), (1155, 178326), (1386, 148605), (1485, 138698), (1890, 108977), (2079, 99070), (2310, 89163), (2970, 69349), (3465, 59442), (4158, 49535), (6930, 29721), (9907, 20790), (10395, 19814)]