21073875840

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{64187}}^1$

素因数の和:64234

約数の個数: 256

約数和(自身を含む): 78566112000

約数和(自身を除く): 57492236160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1368, 1440, 1520, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2432, 2565, 2736, 2880, 3040, 3420, 3456, 3648, 4104, 4320, 4560, 5130, 5472, 5760, 6080, 6840, 7296, 8208, 8640, 9120, 10260, 10944, 12160, 13680, 16416, 17280, 18240, 20520, 21888, 27360, 32832, 36480, 41040, 54720, 64187, 65664, 82080, 109440, 128374, 164160, 192561, 256748, 320935, 328320, 385122, 513496, 577683, 641870, 770244, 962805, 1026992, 1155366, 1219553, 1283740, 1540488, 1733049, 1925610, 2053984, 2310732, 2439106, 2567480, 2888415, 3080976, 3466098, 3658659, 3851220, 4107968, 4621464, 4878212, 5134960, 5776830, 6097765, 6161952, 6932196, 7317318, 7702440, 8215936, 8665245, 9242928, 9756424, 10269920, 10975977, 11553660, 12195530, 12323904, 13864392, 14634636, 15404880, 17330490, 18293295, 18485856, 19512848, 20539840, 21951954, 23107320, 24391060, 24647808, 27728784, 29269272, 30809760, 32927931, 34660980, 36586590, 36971712, 39025696, 41079680, 43903908, 46214640, 48782120, 54879885, 55457568, 58538544, 61619520, 65855862, 69321960, 73173180, 73943424, 78051392, 87807816, 92429280, 97564240, 109759770, 110915136, 117077088, 123239040, 131711724, 138643920, 146346360, 156102784, 164639655, 175615632, 184858560, 195128480, 219519540, 221830272, 234154176, 263423448, 277287840, 292692720, 329279310, 351231264, 369717120, 390256960, 439039080, 468308352, 526846896, 554575680, 585385440, 658558620, 702462528, 780513920, 878078160, 1053693792, 1109151360, 1170770880, 1317117240, 1404925056, 1756156320, 2107387584, 2341541760, 2634234480, 3512312640, 4214775168, 5268468960, 7024625280, 10536937920, 21073875840]

約数ペア:

[(1, 21073875840), (2, 10536937920), (3, 7024625280), (4, 5268468960), (5, 4214775168), (6, 3512312640), (8, 2634234480), (9, 2341541760), (10, 2107387584), (12, 1756156320), (15, 1404925056), (16, 1317117240), (18, 1170770880), (19, 1109151360), (20, 1053693792), (24, 878078160), (27, 780513920), (30, 702462528), (32, 658558620), (36, 585385440), (38, 554575680), (40, 526846896), (45, 468308352), (48, 439039080), (54, 390256960), (57, 369717120), (60, 351231264), (64, 329279310), (72, 292692720), (76, 277287840), (80, 263423448), (90, 234154176), (95, 221830272), (96, 219519540), (108, 195128480), (114, 184858560), (120, 175615632), (128, 164639655), (135, 156102784), (144, 146346360), (152, 138643920), (160, 131711724), (171, 123239040), (180, 117077088), (190, 110915136), (192, 109759770), (216, 97564240), (228, 92429280), (240, 87807816), (270, 78051392), (285, 73943424), (288, 73173180), (304, 69321960), (320, 65855862), (342, 61619520), (360, 58538544), (380, 55457568), (384, 54879885), (432, 48782120), (456, 46214640), (480, 43903908), (513, 41079680), (540, 39025696), (570, 36971712), (576, 36586590), (608, 34660980), (640, 32927931), (684, 30809760), (720, 29269272), (760, 27728784), (855, 24647808), (864, 24391060), (912, 23107320), (960, 21951954), (1026, 20539840), (1080, 19512848), (1140, 18485856), (1152, 18293295), (1216, 17330490), (1368, 15404880), (1440, 14634636), (1520, 13864392), (1710, 12323904), (1728, 12195530), (1824, 11553660), (1920, 10975977), (2052, 10269920), (2160, 9756424), (2280, 9242928), (2432, 8665245), (2565, 8215936), (2736, 7702440), (2880, 7317318), (3040, 6932196), (3420, 6161952), (3456, 6097765), (3648, 5776830), (4104, 5134960), (4320, 4878212), (4560, 4621464), (5130, 4107968), (5472, 3851220), (5760, 3658659), (6080, 3466098), (6840, 3080976), (7296, 2888415), (8208, 2567480), (8640, 2439106), (9120, 2310732), (10260, 2053984), (10944, 1925610), (12160, 1733049), (13680, 1540488), (16416, 1283740), (17280, 1219553), (18240, 1155366), (20520, 1026992), (21888, 962805), (27360, 770244), (32832, 641870), (36480, 577683), (41040, 513496), (54720, 385122), (64187, 328320), (65664, 320935), (82080, 256748), (109440, 192561), (128374, 164160)]