20853307776

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{619}}^1$

素因数の和:877

約数の個数: 256

約数和(自身を含む): 64595865600

約数和(自身を除く): 43742557824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 83, 84, 96, 112, 128, 151, 166, 168, 192, 224, 249, 302, 332, 336, 384, 448, 453, 498, 581, 604, 619, 664, 672, 896, 906, 996, 1057, 1162, 1208, 1238, 1328, 1344, 1743, 1812, 1857, 1992, 2114, 2324, 2416, 2476, 2656, 2688, 3171, 3486, 3624, 3714, 3984, 4228, 4333, 4648, 4832, 4952, 5312, 6342, 6972, 7248, 7428, 7968, 8456, 8666, 9296, 9664, 9904, 10624, 12533, 12684, 12999, 13944, 14496, 14856, 15936, 16912, 17332, 18592, 19328, 19808, 25066, 25368, 25998, 27888, 28992, 29712, 31872, 33824, 34664, 37184, 37599, 39616, 50132, 50736, 51377, 51996, 55776, 57984, 59424, 67648, 69328, 74368, 75198, 79232, 87731, 93469, 100264, 101472, 102754, 103992, 111552, 118848, 135296, 138656, 150396, 154131, 175462, 186938, 200528, 202944, 205508, 207984, 223104, 237696, 263193, 277312, 280407, 300792, 308262, 350924, 359639, 373876, 401056, 405888, 411016, 415968, 526386, 554624, 560814, 601584, 616524, 654283, 701848, 719278, 747752, 802112, 822032, 831936, 1052772, 1078917, 1121628, 1203168, 1233048, 1308566, 1403696, 1438556, 1495504, 1604224, 1644064, 1663872, 1962849, 2105544, 2157834, 2243256, 2406336, 2466096, 2617132, 2807392, 2877112, 2991008, 3288128, 3925698, 4211088, 4315668, 4486512, 4812672, 4932192, 5234264, 5614784, 5754224, 5982016, 6576256, 7757927, 7851396, 8422176, 8631336, 8973024, 9864384, 10468528, 11229568, 11508448, 11964032, 15515854, 15702792, 16844352, 17262672, 17946048, 19728768, 20937056, 23016896, 23273781, 31031708, 31405584, 33688704, 34525344, 35892096, 41874112, 46033792, 46547562, 54305489, 62063416, 62811168, 69050688, 83748224, 93095124, 108610978, 124126832, 125622336, 138101376, 162916467, 186190248, 217221956, 248253664, 251244672, 325832934, 372380496, 434443912, 496507328, 651665868, 744760992, 868887824, 993014656, 1303331736, 1489521984, 1737775648, 2606663472, 2979043968, 3475551296, 5213326944, 6951102592, 10426653888, 20853307776]

約数ペア:

[(1, 20853307776), (2, 10426653888), (3, 6951102592), (4, 5213326944), (6, 3475551296), (7, 2979043968), (8, 2606663472), (12, 1737775648), (14, 1489521984), (16, 1303331736), (21, 993014656), (24, 868887824), (28, 744760992), (32, 651665868), (42, 496507328), (48, 434443912), (56, 372380496), (64, 325832934), (83, 251244672), (84, 248253664), (96, 217221956), (112, 186190248), (128, 162916467), (151, 138101376), (166, 125622336), (168, 124126832), (192, 108610978), (224, 93095124), (249, 83748224), (302, 69050688), (332, 62811168), (336, 62063416), (384, 54305489), (448, 46547562), (453, 46033792), (498, 41874112), (581, 35892096), (604, 34525344), (619, 33688704), (664, 31405584), (672, 31031708), (896, 23273781), (906, 23016896), (996, 20937056), (1057, 19728768), (1162, 17946048), (1208, 17262672), (1238, 16844352), (1328, 15702792), (1344, 15515854), (1743, 11964032), (1812, 11508448), (1857, 11229568), (1992, 10468528), (2114, 9864384), (2324, 8973024), (2416, 8631336), (2476, 8422176), (2656, 7851396), (2688, 7757927), (3171, 6576256), (3486, 5982016), (3624, 5754224), (3714, 5614784), (3984, 5234264), (4228, 4932192), (4333, 4812672), (4648, 4486512), (4832, 4315668), (4952, 4211088), (5312, 3925698), (6342, 3288128), (6972, 2991008), (7248, 2877112), (7428, 2807392), (7968, 2617132), (8456, 2466096), (8666, 2406336), (9296, 2243256), (9664, 2157834), (9904, 2105544), (10624, 1962849), (12533, 1663872), (12684, 1644064), (12999, 1604224), (13944, 1495504), (14496, 1438556), (14856, 1403696), (15936, 1308566), (16912, 1233048), (17332, 1203168), (18592, 1121628), (19328, 1078917), (19808, 1052772), (25066, 831936), (25368, 822032), (25998, 802112), (27888, 747752), (28992, 719278), (29712, 701848), (31872, 654283), (33824, 616524), (34664, 601584), (37184, 560814), (37599, 554624), (39616, 526386), (50132, 415968), (50736, 411016), (51377, 405888), (51996, 401056), (55776, 373876), (57984, 359639), (59424, 350924), (67648, 308262), (69328, 300792), (74368, 280407), (75198, 277312), (79232, 263193), (87731, 237696), (93469, 223104), (100264, 207984), (101472, 205508), (102754, 202944), (103992, 200528), (111552, 186938), (118848, 175462), (135296, 154131), (138656, 150396)]