28805700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 288

約数和(自身を含む): 109992960

約数和(自身を除く): 81187260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 25, 28, 29, 30, 33, 35, 42, 43, 44, 50, 55, 58, 60, 66, 70, 75, 77, 84, 86, 87, 100, 105, 110, 116, 129, 132, 140, 145, 150, 154, 165, 172, 174, 175, 203, 210, 215, 220, 231, 258, 275, 290, 300, 301, 308, 319, 330, 348, 350, 385, 406, 420, 430, 435, 462, 473, 516, 525, 550, 580, 602, 609, 638, 645, 660, 700, 725, 770, 812, 825, 860, 870, 903, 924, 946, 957, 1015, 1050, 1075, 1100, 1155, 1204, 1218, 1247, 1276, 1290, 1419, 1450, 1505, 1540, 1595, 1650, 1740, 1806, 1892, 1914, 1925, 2030, 2100, 2150, 2175, 2233, 2310, 2365, 2436, 2494, 2580, 2838, 2900, 3010, 3045, 3190, 3225, 3300, 3311, 3612, 3741, 3828, 3850, 4060, 4300, 4350, 4466, 4515, 4620, 4730, 4785, 4988, 5075, 5676, 5775, 6020, 6090, 6235, 6380, 6450, 6622, 6699, 7095, 7482, 7525, 7700, 7975, 8700, 8729, 8932, 9030, 9460, 9570, 9933, 10150, 11165, 11550, 11825, 12180, 12470, 12900, 13244, 13398, 13717, 14190, 14964, 15050, 15225, 15950, 16555, 17458, 18060, 18705, 19140, 19866, 20300, 22330, 22575, 23100, 23650, 23925, 24940, 26187, 26796, 27434, 28380, 30100, 30450, 31175, 31900, 33110, 33495, 34916, 35475, 37410, 39732, 41151, 43645, 44660, 45150, 47300, 47850, 49665, 52374, 54868, 55825, 60900, 62350, 66220, 66990, 68585, 70950, 74820, 82302, 82775, 87290, 90300, 93525, 95700, 96019, 99330, 104748, 111650, 124700, 130935, 133980, 137170, 141900, 164604, 165550, 167475, 174580, 187050, 192038, 198660, 205755, 218225, 223300, 248325, 261870, 274340, 288057, 331100, 334950, 342925, 374100, 384076, 411510, 436450, 480095, 496650, 523740, 576114, 654675, 669900, 685850, 823020, 872900, 960190, 993300, 1028775, 1152228, 1309350, 1371700, 1440285, 1920380, 2057550, 2400475, 2618700, 2880570, 4115100, 4800950, 5761140, 7201425, 9601900, 14402850, 28805700]

約数ペア:

[(1, 28805700), (2, 14402850), (3, 9601900), (4, 7201425), (5, 5761140), (6, 4800950), (7, 4115100), (10, 2880570), (11, 2618700), (12, 2400475), (14, 2057550), (15, 1920380), (20, 1440285), (21, 1371700), (22, 1309350), (25, 1152228), (28, 1028775), (29, 993300), (30, 960190), (33, 872900), (35, 823020), (42, 685850), (43, 669900), (44, 654675), (50, 576114), (55, 523740), (58, 496650), (60, 480095), (66, 436450), (70, 411510), (75, 384076), (77, 374100), (84, 342925), (86, 334950), (87, 331100), (100, 288057), (105, 274340), (110, 261870), (116, 248325), (129, 223300), (132, 218225), (140, 205755), (145, 198660), (150, 192038), (154, 187050), (165, 174580), (172, 167475), (174, 165550), (175, 164604), (203, 141900), (210, 137170), (215, 133980), (220, 130935), (231, 124700), (258, 111650), (275, 104748), (290, 99330), (300, 96019), (301, 95700), (308, 93525), (319, 90300), (330, 87290), (348, 82775), (350, 82302), (385, 74820), (406, 70950), (420, 68585), (430, 66990), (435, 66220), (462, 62350), (473, 60900), (516, 55825), (525, 54868), (550, 52374), (580, 49665), (602, 47850), (609, 47300), (638, 45150), (645, 44660), (660, 43645), (700, 41151), (725, 39732), (770, 37410), (812, 35475), (825, 34916), (860, 33495), (870, 33110), (903, 31900), (924, 31175), (946, 30450), (957, 30100), (1015, 28380), (1050, 27434), (1075, 26796), (1100, 26187), (1155, 24940), (1204, 23925), (1218, 23650), (1247, 23100), (1276, 22575), (1290, 22330), (1419, 20300), (1450, 19866), (1505, 19140), (1540, 18705), (1595, 18060), (1650, 17458), (1740, 16555), (1806, 15950), (1892, 15225), (1914, 15050), (1925, 14964), (2030, 14190), (2100, 13717), (2150, 13398), (2175, 13244), (2233, 12900), (2310, 12470), (2365, 12180), (2436, 11825), (2494, 11550), (2580, 11165), (2838, 10150), (2900, 9933), (3010, 9570), (3045, 9460), (3190, 9030), (3225, 8932), (3300, 8729), (3311, 8700), (3612, 7975), (3741, 7700), (3828, 7525), (3850, 7482), (4060, 7095), (4300, 6699), (4350, 6622), (4466, 6450), (4515, 6380), (4620, 6235), (4730, 6090), (4785, 6020), (4988, 5775), (5075, 5676)]