21000508800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{95111}}^1$

素因数の和:95161

約数の個数: 192

約数和(自身を含む): 72178594560

約数和(自身を除く): 51178085760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 32, 40, 46, 48, 50, 60, 64, 69, 75, 80, 92, 96, 100, 115, 120, 128, 138, 150, 160, 184, 192, 200, 230, 240, 276, 300, 320, 345, 368, 384, 400, 460, 480, 552, 575, 600, 640, 690, 736, 800, 920, 960, 1104, 1150, 1200, 1380, 1472, 1600, 1725, 1840, 1920, 2208, 2300, 2400, 2760, 2944, 3200, 3450, 3680, 4416, 4600, 4800, 5520, 6900, 7360, 8832, 9200, 9600, 11040, 13800, 14720, 18400, 22080, 27600, 36800, 44160, 55200, 73600, 95111, 110400, 190222, 220800, 285333, 380444, 475555, 570666, 760888, 951110, 1141332, 1426665, 1521776, 1902220, 2187553, 2282664, 2377775, 2853330, 3043552, 3804440, 4375106, 4565328, 4755550, 5706660, 6087104, 6562659, 7133325, 7608880, 8750212, 9130656, 9511100, 10937765, 11413320, 12174208, 13125318, 14266650, 15217760, 17500424, 18261312, 19022200, 21875530, 22826640, 26250636, 28533300, 30435520, 32813295, 35000848, 36522624, 38044400, 43751060, 45653280, 52501272, 54688825, 57066600, 60871040, 65626590, 70001696, 76088800, 87502120, 91306560, 105002544, 109377650, 114133200, 131253180, 140003392, 152177600, 164066475, 175004240, 182613120, 210005088, 218755300, 228266400, 262506360, 280006784, 304355200, 328132950, 350008480, 420010176, 437510600, 456532800, 525012720, 656265900, 700016960, 840020352, 875021200, 913065600, 1050025440, 1312531800, 1400033920, 1750042400, 2100050880, 2625063600, 3500084800, 4200101760, 5250127200, 7000169600, 10500254400, 21000508800]

約数ペア:

[(1, 21000508800), (2, 10500254400), (3, 7000169600), (4, 5250127200), (5, 4200101760), (6, 3500084800), (8, 2625063600), (10, 2100050880), (12, 1750042400), (15, 1400033920), (16, 1312531800), (20, 1050025440), (23, 913065600), (24, 875021200), (25, 840020352), (30, 700016960), (32, 656265900), (40, 525012720), (46, 456532800), (48, 437510600), (50, 420010176), (60, 350008480), (64, 328132950), (69, 304355200), (75, 280006784), (80, 262506360), (92, 228266400), (96, 218755300), (100, 210005088), (115, 182613120), (120, 175004240), (128, 164066475), (138, 152177600), (150, 140003392), (160, 131253180), (184, 114133200), (192, 109377650), (200, 105002544), (230, 91306560), (240, 87502120), (276, 76088800), (300, 70001696), (320, 65626590), (345, 60871040), (368, 57066600), (384, 54688825), (400, 52501272), (460, 45653280), (480, 43751060), (552, 38044400), (575, 36522624), (600, 35000848), (640, 32813295), (690, 30435520), (736, 28533300), (800, 26250636), (920, 22826640), (960, 21875530), (1104, 19022200), (1150, 18261312), (1200, 17500424), (1380, 15217760), (1472, 14266650), (1600, 13125318), (1725, 12174208), (1840, 11413320), (1920, 10937765), (2208, 9511100), (2300, 9130656), (2400, 8750212), (2760, 7608880), (2944, 7133325), (3200, 6562659), (3450, 6087104), (3680, 5706660), (4416, 4755550), (4600, 4565328), (4800, 4375106), (5520, 3804440), (6900, 3043552), (7360, 2853330), (8832, 2377775), (9200, 2282664), (9600, 2187553), (11040, 1902220), (13800, 1521776), (14720, 1426665), (18400, 1141332), (22080, 951110), (27600, 760888), (36800, 570666), (44160, 475555), (55200, 380444), (73600, 285333), (95111, 220800), (110400, 190222)]