18930780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3187}}^1$

素因数の和:3216

約数の個数: 96

約数和(自身を含む): 64270080

約数和(自身を除く): 45339300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 132, 135, 165, 180, 198, 220, 270, 297, 330, 396, 495, 540, 594, 660, 990, 1188, 1485, 1980, 2970, 3187, 5940, 6374, 9561, 12748, 15935, 19122, 28683, 31870, 35057, 38244, 47805, 57366, 63740, 70114, 86049, 95610, 105171, 114732, 140228, 143415, 172098, 175285, 191220, 210342, 286830, 315513, 344196, 350570, 420684, 430245, 525855, 573660, 631026, 701140, 860490, 946539, 1051710, 1262052, 1577565, 1720980, 1893078, 2103420, 3155130, 3786156, 4732695, 6310260, 9465390, 18930780]

約数ペア:

[(1, 18930780), (2, 9465390), (3, 6310260), (4, 4732695), (5, 3786156), (6, 3155130), (9, 2103420), (10, 1893078), (11, 1720980), (12, 1577565), (15, 1262052), (18, 1051710), (20, 946539), (22, 860490), (27, 701140), (30, 631026), (33, 573660), (36, 525855), (44, 430245), (45, 420684), (54, 350570), (55, 344196), (60, 315513), (66, 286830), (90, 210342), (99, 191220), (108, 175285), (110, 172098), (132, 143415), (135, 140228), (165, 114732), (180, 105171), (198, 95610), (220, 86049), (270, 70114), (297, 63740), (330, 57366), (396, 47805), (495, 38244), (540, 35057), (594, 31870), (660, 28683), (990, 19122), (1188, 15935), (1485, 12748), (1980, 9561), (2970, 6374), (3187, 5940)]