285248640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:207

約数の個数: 256

約数和(自身を含む): 969408000

約数和(自身を除く): 684159360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 47, 48, 58, 60, 64, 80, 87, 94, 96, 109, 116, 120, 128, 141, 145, 160, 174, 188, 192, 218, 232, 235, 240, 282, 290, 320, 327, 348, 376, 384, 435, 436, 464, 470, 480, 545, 564, 580, 640, 654, 696, 705, 752, 870, 872, 928, 940, 960, 1090, 1128, 1160, 1308, 1363, 1392, 1410, 1504, 1635, 1740, 1744, 1856, 1880, 1920, 2180, 2256, 2320, 2616, 2726, 2784, 2820, 3008, 3161, 3270, 3480, 3488, 3712, 3760, 4089, 4360, 4512, 4640, 5123, 5232, 5452, 5568, 5640, 6016, 6322, 6540, 6815, 6960, 6976, 7520, 8178, 8720, 9024, 9280, 9483, 10246, 10464, 10904, 11136, 11280, 12644, 13080, 13630, 13920, 13952, 15040, 15369, 15805, 16356, 17440, 18048, 18560, 18966, 20445, 20492, 20928, 21808, 22560, 25288, 25615, 26160, 27260, 27840, 30080, 30738, 31610, 32712, 34880, 37932, 40890, 40984, 41856, 43616, 45120, 47415, 50576, 51230, 52320, 54520, 55680, 61476, 63220, 65424, 69760, 75864, 76845, 81780, 81968, 87232, 90240, 94830, 101152, 102460, 104640, 109040, 122952, 126440, 130848, 148567, 151728, 153690, 163560, 163936, 174464, 189660, 202304, 204920, 209280, 218080, 245904, 252880, 261696, 297134, 303456, 307380, 327120, 327872, 379320, 404608, 409840, 436160, 445701, 491808, 505760, 523392, 594268, 606912, 614760, 654240, 655744, 742835, 758640, 819680, 872320, 891402, 983616, 1011520, 1188536, 1213824, 1229520, 1308480, 1485670, 1517280, 1639360, 1782804, 1967232, 2023040, 2228505, 2377072, 2459040, 2616960, 2971340, 3034560, 3278720, 3565608, 4457010, 4754144, 4918080, 5942680, 6069120, 7131216, 8914020, 9508288, 9836160, 11885360, 14262432, 17828040, 19016576, 23770720, 28524864, 35656080, 47541440, 57049728, 71312160, 95082880, 142624320, 285248640]

約数ペア:

[(1, 285248640), (2, 142624320), (3, 95082880), (4, 71312160), (5, 57049728), (6, 47541440), (8, 35656080), (10, 28524864), (12, 23770720), (15, 19016576), (16, 17828040), (20, 14262432), (24, 11885360), (29, 9836160), (30, 9508288), (32, 8914020), (40, 7131216), (47, 6069120), (48, 5942680), (58, 4918080), (60, 4754144), (64, 4457010), (80, 3565608), (87, 3278720), (94, 3034560), (96, 2971340), (109, 2616960), (116, 2459040), (120, 2377072), (128, 2228505), (141, 2023040), (145, 1967232), (160, 1782804), (174, 1639360), (188, 1517280), (192, 1485670), (218, 1308480), (232, 1229520), (235, 1213824), (240, 1188536), (282, 1011520), (290, 983616), (320, 891402), (327, 872320), (348, 819680), (376, 758640), (384, 742835), (435, 655744), (436, 654240), (464, 614760), (470, 606912), (480, 594268), (545, 523392), (564, 505760), (580, 491808), (640, 445701), (654, 436160), (696, 409840), (705, 404608), (752, 379320), (870, 327872), (872, 327120), (928, 307380), (940, 303456), (960, 297134), (1090, 261696), (1128, 252880), (1160, 245904), (1308, 218080), (1363, 209280), (1392, 204920), (1410, 202304), (1504, 189660), (1635, 174464), (1740, 163936), (1744, 163560), (1856, 153690), (1880, 151728), (1920, 148567), (2180, 130848), (2256, 126440), (2320, 122952), (2616, 109040), (2726, 104640), (2784, 102460), (2820, 101152), (3008, 94830), (3161, 90240), (3270, 87232), (3480, 81968), (3488, 81780), (3712, 76845), (3760, 75864), (4089, 69760), (4360, 65424), (4512, 63220), (4640, 61476), (5123, 55680), (5232, 54520), (5452, 52320), (5568, 51230), (5640, 50576), (6016, 47415), (6322, 45120), (6540, 43616), (6815, 41856), (6960, 40984), (6976, 40890), (7520, 37932), (8178, 34880), (8720, 32712), (9024, 31610), (9280, 30738), (9483, 30080), (10246, 27840), (10464, 27260), (10904, 26160), (11136, 25615), (11280, 25288), (12644, 22560), (13080, 21808), (13630, 20928), (13920, 20492), (13952, 20445), (15040, 18966), (15369, 18560), (15805, 18048), (16356, 17440)]