18988200

素因数分解:

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

素因数の和:177

約数の個数: 288

約数和(自身を含む): 80084160

約数和(自身を除く): 61095960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 25, 28, 30, 33, 35, 36, 40, 42, 44, 45, 50, 55, 56, 60, 63, 66, 70, 72, 75, 77, 84, 88, 90, 99, 100, 105, 110, 120, 126, 132, 137, 140, 150, 154, 165, 168, 175, 180, 198, 200, 210, 220, 225, 231, 252, 264, 274, 275, 280, 300, 308, 315, 330, 350, 360, 385, 396, 411, 420, 440, 450, 462, 495, 504, 525, 548, 550, 600, 616, 630, 660, 685, 693, 700, 770, 792, 822, 825, 840, 900, 924, 959, 990, 1050, 1096, 1100, 1155, 1233, 1260, 1320, 1370, 1386, 1400, 1507, 1540, 1575, 1644, 1650, 1800, 1848, 1918, 1925, 1980, 2055, 2100, 2200, 2310, 2466, 2475, 2520, 2740, 2772, 2877, 3014, 3080, 3150, 3288, 3300, 3425, 3465, 3836, 3850, 3960, 4110, 4200, 4521, 4620, 4795, 4932, 4950, 5480, 5544, 5754, 5775, 6028, 6165, 6300, 6600, 6850, 6930, 7535, 7672, 7700, 8220, 8631, 9042, 9240, 9590, 9864, 9900, 10275, 10549, 11508, 11550, 12056, 12330, 12600, 13563, 13700, 13860, 14385, 15070, 15400, 16440, 17262, 17325, 18084, 19180, 19800, 20550, 21098, 22605, 23016, 23100, 23975, 24660, 27126, 27400, 27720, 28770, 30140, 30825, 31647, 34524, 34650, 36168, 37675, 38360, 41100, 42196, 43155, 45210, 46200, 47950, 49320, 52745, 54252, 57540, 60280, 61650, 63294, 67815, 69048, 69300, 71925, 75350, 82200, 84392, 86310, 90420, 94941, 95900, 105490, 108504, 113025, 115080, 123300, 126588, 135630, 138600, 143850, 150700, 158235, 172620, 180840, 189882, 191800, 210980, 215775, 226050, 246600, 253176, 263725, 271260, 287700, 301400, 316470, 339075, 345240, 379764, 421960, 431550, 452100, 474705, 527450, 542520, 575400, 632940, 678150, 759528, 791175, 863100, 904200, 949410, 1054900, 1265880, 1356300, 1582350, 1726200, 1898820, 2109800, 2373525, 2712600, 3164700, 3797640, 4747050, 6329400, 9494100, 18988200]

約数ペア:

[(1, 18988200), (2, 9494100), (3, 6329400), (4, 4747050), (5, 3797640), (6, 3164700), (7, 2712600), (8, 2373525), (9, 2109800), (10, 1898820), (11, 1726200), (12, 1582350), (14, 1356300), (15, 1265880), (18, 1054900), (20, 949410), (21, 904200), (22, 863100), (24, 791175), (25, 759528), (28, 678150), (30, 632940), (33, 575400), (35, 542520), (36, 527450), (40, 474705), (42, 452100), (44, 431550), (45, 421960), (50, 379764), (55, 345240), (56, 339075), (60, 316470), (63, 301400), (66, 287700), (70, 271260), (72, 263725), (75, 253176), (77, 246600), (84, 226050), (88, 215775), (90, 210980), (99, 191800), (100, 189882), (105, 180840), (110, 172620), (120, 158235), (126, 150700), (132, 143850), (137, 138600), (140, 135630), (150, 126588), (154, 123300), (165, 115080), (168, 113025), (175, 108504), (180, 105490), (198, 95900), (200, 94941), (210, 90420), (220, 86310), (225, 84392), (231, 82200), (252, 75350), (264, 71925), (274, 69300), (275, 69048), (280, 67815), (300, 63294), (308, 61650), (315, 60280), (330, 57540), (350, 54252), (360, 52745), (385, 49320), (396, 47950), (411, 46200), (420, 45210), (440, 43155), (450, 42196), (462, 41100), (495, 38360), (504, 37675), (525, 36168), (548, 34650), (550, 34524), (600, 31647), (616, 30825), (630, 30140), (660, 28770), (685, 27720), (693, 27400), (700, 27126), (770, 24660), (792, 23975), (822, 23100), (825, 23016), (840, 22605), (900, 21098), (924, 20550), (959, 19800), (990, 19180), (1050, 18084), (1096, 17325), (1100, 17262), (1155, 16440), (1233, 15400), (1260, 15070), (1320, 14385), (1370, 13860), (1386, 13700), (1400, 13563), (1507, 12600), (1540, 12330), (1575, 12056), (1644, 11550), (1650, 11508), (1800, 10549), (1848, 10275), (1918, 9900), (1925, 9864), (1980, 9590), (2055, 9240), (2100, 9042), (2200, 8631), (2310, 8220), (2466, 7700), (2475, 7672), (2520, 7535), (2740, 6930), (2772, 6850), (2877, 6600), (3014, 6300), (3080, 6165), (3150, 6028), (3288, 5775), (3300, 5754), (3425, 5544), (3465, 5480), (3836, 4950), (3850, 4932), (3960, 4795), (4110, 4620), (4200, 4521)]