21001858560

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4723}}^1$

素因数の和:4945

約数の個数: 240

約数和(自身を含む): 73127690064

約数和(自身を除く): 52125831504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 193, 240, 256, 288, 320, 360, 384, 386, 480, 512, 576, 579, 640, 720, 768, 772, 960, 965, 1152, 1158, 1280, 1440, 1536, 1544, 1737, 1920, 1930, 2304, 2316, 2560, 2880, 2895, 3088, 3474, 3840, 3860, 4608, 4632, 4723, 5760, 5790, 6176, 6948, 7680, 7720, 8685, 9264, 9446, 11520, 11580, 12352, 13896, 14169, 15440, 17370, 18528, 18892, 23040, 23160, 23615, 24704, 27792, 28338, 30880, 34740, 37056, 37784, 42507, 46320, 47230, 49408, 55584, 56676, 61760, 69480, 70845, 74112, 75568, 85014, 92640, 94460, 98816, 111168, 113352, 123520, 138960, 141690, 148224, 151136, 170028, 185280, 188920, 212535, 222336, 226704, 247040, 277920, 283380, 296448, 302272, 340056, 370560, 377840, 425070, 444672, 453408, 494080, 555840, 566760, 604544, 680112, 741120, 755680, 850140, 889344, 906816, 911539, 1111680, 1133520, 1209088, 1360224, 1482240, 1511360, 1700280, 1813632, 1823078, 2223360, 2267040, 2418176, 2720448, 2734617, 3022720, 3400560, 3627264, 3646156, 4446720, 4534080, 4557695, 5440896, 5469234, 6045440, 6801120, 7254528, 7292312, 8203851, 9068160, 9115390, 10881792, 10938468, 12090880, 13602240, 13673085, 14584624, 16407702, 18136320, 18230780, 21763584, 21876936, 27204480, 27346170, 29169248, 32815404, 36272640, 36461560, 41019255, 43753872, 54408960, 54692340, 58338496, 65630808, 72923120, 82038510, 87507744, 108817920, 109384680, 116676992, 131261616, 145846240, 164077020, 175015488, 218769360, 233353984, 262523232, 291692480, 328154040, 350030976, 437538720, 466707968, 525046464, 583384960, 656308080, 700061952, 875077440, 1050092928, 1166769920, 1312616160, 1400123904, 1750154880, 2100185856, 2333539840, 2625232320, 3500309760, 4200371712, 5250464640, 7000619520, 10500929280, 21001858560]

約数ペア:

[(1, 21001858560), (2, 10500929280), (3, 7000619520), (4, 5250464640), (5, 4200371712), (6, 3500309760), (8, 2625232320), (9, 2333539840), (10, 2100185856), (12, 1750154880), (15, 1400123904), (16, 1312616160), (18, 1166769920), (20, 1050092928), (24, 875077440), (30, 700061952), (32, 656308080), (36, 583384960), (40, 525046464), (45, 466707968), (48, 437538720), (60, 350030976), (64, 328154040), (72, 291692480), (80, 262523232), (90, 233353984), (96, 218769360), (120, 175015488), (128, 164077020), (144, 145846240), (160, 131261616), (180, 116676992), (192, 109384680), (193, 108817920), (240, 87507744), (256, 82038510), (288, 72923120), (320, 65630808), (360, 58338496), (384, 54692340), (386, 54408960), (480, 43753872), (512, 41019255), (576, 36461560), (579, 36272640), (640, 32815404), (720, 29169248), (768, 27346170), (772, 27204480), (960, 21876936), (965, 21763584), (1152, 18230780), (1158, 18136320), (1280, 16407702), (1440, 14584624), (1536, 13673085), (1544, 13602240), (1737, 12090880), (1920, 10938468), (1930, 10881792), (2304, 9115390), (2316, 9068160), (2560, 8203851), (2880, 7292312), (2895, 7254528), (3088, 6801120), (3474, 6045440), (3840, 5469234), (3860, 5440896), (4608, 4557695), (4632, 4534080), (4723, 4446720), (5760, 3646156), (5790, 3627264), (6176, 3400560), (6948, 3022720), (7680, 2734617), (7720, 2720448), (8685, 2418176), (9264, 2267040), (9446, 2223360), (11520, 1823078), (11580, 1813632), (12352, 1700280), (13896, 1511360), (14169, 1482240), (15440, 1360224), (17370, 1209088), (18528, 1133520), (18892, 1111680), (23040, 911539), (23160, 906816), (23615, 889344), (24704, 850140), (27792, 755680), (28338, 741120), (30880, 680112), (34740, 604544), (37056, 566760), (37784, 555840), (42507, 494080), (46320, 453408), (47230, 444672), (49408, 425070), (55584, 377840), (56676, 370560), (61760, 340056), (69480, 302272), (70845, 296448), (74112, 283380), (75568, 277920), (85014, 247040), (92640, 226704), (94460, 222336), (98816, 212535), (111168, 188920), (113352, 185280), (123520, 170028), (138960, 151136), (141690, 148224)]