1898820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 7233408

約数和(自身を除く): 5334588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 137, 140, 154, 165, 180, 198, 210, 220, 231, 252, 274, 308, 315, 330, 385, 396, 411, 420, 462, 495, 548, 630, 660, 685, 693, 770, 822, 924, 959, 990, 1155, 1233, 1260, 1370, 1386, 1507, 1540, 1644, 1918, 1980, 2055, 2310, 2466, 2740, 2772, 2877, 3014, 3465, 3836, 4110, 4521, 4620, 4795, 4932, 5754, 6028, 6165, 6930, 7535, 8220, 8631, 9042, 9590, 10549, 11508, 12330, 13563, 13860, 14385, 15070, 17262, 18084, 19180, 21098, 22605, 24660, 27126, 28770, 30140, 31647, 34524, 42196, 43155, 45210, 52745, 54252, 57540, 63294, 67815, 86310, 90420, 94941, 105490, 126588, 135630, 158235, 172620, 189882, 210980, 271260, 316470, 379764, 474705, 632940, 949410, 1898820]

約数ペア:

[(1, 1898820), (2, 949410), (3, 632940), (4, 474705), (5, 379764), (6, 316470), (7, 271260), (9, 210980), (10, 189882), (11, 172620), (12, 158235), (14, 135630), (15, 126588), (18, 105490), (20, 94941), (21, 90420), (22, 86310), (28, 67815), (30, 63294), (33, 57540), (35, 54252), (36, 52745), (42, 45210), (44, 43155), (45, 42196), (55, 34524), (60, 31647), (63, 30140), (66, 28770), (70, 27126), (77, 24660), (84, 22605), (90, 21098), (99, 19180), (105, 18084), (110, 17262), (126, 15070), (132, 14385), (137, 13860), (140, 13563), (154, 12330), (165, 11508), (180, 10549), (198, 9590), (210, 9042), (220, 8631), (231, 8220), (252, 7535), (274, 6930), (308, 6165), (315, 6028), (330, 5754), (385, 4932), (396, 4795), (411, 4620), (420, 4521), (462, 4110), (495, 3836), (548, 3465), (630, 3014), (660, 2877), (685, 2772), (693, 2740), (770, 2466), (822, 2310), (924, 2055), (959, 1980), (990, 1918), (1155, 1644), (1233, 1540), (1260, 1507), (1370, 1386)]