1988309760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:311

約数の個数: 288

約数和(自身を含む): 6632273088

約数和(自身を除く): 4643963328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 73, 80, 82, 96, 120, 123, 128, 146, 160, 164, 173, 192, 205, 219, 240, 246, 256, 292, 320, 328, 346, 365, 384, 410, 438, 480, 492, 519, 584, 615, 640, 656, 692, 730, 768, 820, 865, 876, 960, 984, 1038, 1095, 1168, 1230, 1280, 1312, 1384, 1460, 1640, 1730, 1752, 1920, 1968, 2076, 2190, 2336, 2460, 2595, 2624, 2768, 2920, 2993, 3280, 3460, 3504, 3840, 3936, 4152, 4380, 4672, 4920, 5190, 5248, 5536, 5840, 5986, 6560, 6920, 7008, 7093, 7872, 8304, 8760, 8979, 9344, 9840, 10380, 10496, 11072, 11680, 11972, 12629, 13120, 13840, 14016, 14186, 14965, 15744, 16608, 17520, 17958, 18688, 19680, 20760, 21279, 22144, 23360, 23944, 25258, 26240, 27680, 28032, 28372, 29930, 31488, 33216, 35040, 35465, 35916, 37887, 39360, 41520, 42558, 44288, 44895, 46720, 47888, 50516, 52480, 55360, 56064, 56744, 59860, 63145, 66432, 70080, 70930, 71832, 75774, 78720, 83040, 85116, 89790, 93440, 95776, 101032, 106395, 110720, 113488, 119720, 126290, 132864, 140160, 141860, 143664, 151548, 157440, 166080, 170232, 179580, 189435, 191552, 202064, 212790, 221440, 226976, 239440, 252580, 280320, 283720, 287328, 303096, 332160, 340464, 359160, 378870, 383104, 404128, 425580, 453952, 478880, 505160, 517789, 567440, 574656, 606192, 664320, 680928, 718320, 757740, 766208, 808256, 851160, 907904, 957760, 1010320, 1035578, 1134880, 1149312, 1212384, 1361856, 1436640, 1515480, 1553367, 1616512, 1702320, 1815808, 1915520, 2020640, 2071156, 2269760, 2298624, 2424768, 2588945, 2723712, 2873280, 3030960, 3106734, 3233024, 3404640, 3831040, 4041280, 4142312, 4539520, 4849536, 5177890, 5447424, 5746560, 6061920, 6213468, 6809280, 7766835, 8082560, 8284624, 9079040, 9699072, 10355780, 11493120, 12123840, 12426936, 13618560, 15533670, 16165120, 16569248, 20711560, 24247680, 24853872, 27237120, 31067340, 33138496, 41423120, 48495360, 49707744, 62134680, 66276992, 82846240, 99415488, 124269360, 132553984, 165692480, 198830976, 248538720, 331384960, 397661952, 497077440, 662769920, 994154880, 1988309760]

約数ペア:

[(1, 1988309760), (2, 994154880), (3, 662769920), (4, 497077440), (5, 397661952), (6, 331384960), (8, 248538720), (10, 198830976), (12, 165692480), (15, 132553984), (16, 124269360), (20, 99415488), (24, 82846240), (30, 66276992), (32, 62134680), (40, 49707744), (41, 48495360), (48, 41423120), (60, 33138496), (64, 31067340), (73, 27237120), (80, 24853872), (82, 24247680), (96, 20711560), (120, 16569248), (123, 16165120), (128, 15533670), (146, 13618560), (160, 12426936), (164, 12123840), (173, 11493120), (192, 10355780), (205, 9699072), (219, 9079040), (240, 8284624), (246, 8082560), (256, 7766835), (292, 6809280), (320, 6213468), (328, 6061920), (346, 5746560), (365, 5447424), (384, 5177890), (410, 4849536), (438, 4539520), (480, 4142312), (492, 4041280), (519, 3831040), (584, 3404640), (615, 3233024), (640, 3106734), (656, 3030960), (692, 2873280), (730, 2723712), (768, 2588945), (820, 2424768), (865, 2298624), (876, 2269760), (960, 2071156), (984, 2020640), (1038, 1915520), (1095, 1815808), (1168, 1702320), (1230, 1616512), (1280, 1553367), (1312, 1515480), (1384, 1436640), (1460, 1361856), (1640, 1212384), (1730, 1149312), (1752, 1134880), (1920, 1035578), (1968, 1010320), (2076, 957760), (2190, 907904), (2336, 851160), (2460, 808256), (2595, 766208), (2624, 757740), (2768, 718320), (2920, 680928), (2993, 664320), (3280, 606192), (3460, 574656), (3504, 567440), (3840, 517789), (3936, 505160), (4152, 478880), (4380, 453952), (4672, 425580), (4920, 404128), (5190, 383104), (5248, 378870), (5536, 359160), (5840, 340464), (5986, 332160), (6560, 303096), (6920, 287328), (7008, 283720), (7093, 280320), (7872, 252580), (8304, 239440), (8760, 226976), (8979, 221440), (9344, 212790), (9840, 202064), (10380, 191552), (10496, 189435), (11072, 179580), (11680, 170232), (11972, 166080), (12629, 157440), (13120, 151548), (13840, 143664), (14016, 141860), (14186, 140160), (14965, 132864), (15744, 126290), (16608, 119720), (17520, 113488), (17958, 110720), (18688, 106395), (19680, 101032), (20760, 95776), (21279, 93440), (22144, 89790), (23360, 85116), (23944, 83040), (25258, 78720), (26240, 75774), (27680, 71832), (28032, 70930), (28372, 70080), (29930, 66432), (31488, 63145), (33216, 59860), (35040, 56744), (35465, 56064), (35916, 55360), (37887, 52480), (39360, 50516), (41520, 47888), (42558, 46720), (44288, 44895)]