260686080

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:446

約数の個数: 288

約数和(自身を含む): 976214400

約数和(自身を除く): 715528320

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, 256, 270, 285, 288, 304, 320, 342, 360, 380, 384, 397, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 768, 794, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1191, 1216, 1280, 1368, 1440, 1520, 1588, 1710, 1728, 1824, 1920, 1985, 2052, 2160, 2280, 2304, 2382, 2432, 2565, 2736, 2880, 3040, 3176, 3420, 3456, 3573, 3648, 3840, 3970, 4104, 4320, 4560, 4764, 4864, 5130, 5472, 5760, 5955, 6080, 6352, 6840, 6912, 7146, 7296, 7543, 7940, 8208, 8640, 9120, 9528, 10260, 10719, 10944, 11520, 11910, 12160, 12704, 13680, 14292, 14592, 15086, 15880, 16416, 17280, 17865, 18240, 19056, 20520, 21438, 21888, 22629, 23820, 24320, 25408, 27360, 28584, 30172, 31760, 32832, 34560, 35730, 36480, 37715, 38112, 41040, 42876, 43776, 45258, 47640, 50816, 53595, 54720, 57168, 60344, 63520, 65664, 67887, 71460, 72960, 75430, 76224, 82080, 85752, 90516, 95280, 101632, 107190, 109440, 113145, 114336, 120688, 127040, 131328, 135774, 142920, 150860, 152448, 164160, 171504, 181032, 190560, 203661, 214380, 218880, 226290, 228672, 241376, 254080, 271548, 285840, 301720, 304896, 328320, 339435, 343008, 362064, 381120, 407322, 428760, 452580, 457344, 482752, 508160, 543096, 571680, 603440, 656640, 678870, 686016, 724128, 762240, 814644, 857520, 905160, 914688, 965504, 1018305, 1086192, 1143360, 1206880, 1357740, 1372032, 1448256, 1524480, 1629288, 1715040, 1810320, 1931008, 2036610, 2172384, 2286720, 2413760, 2715480, 2744064, 2896512, 3258576, 3430080, 3620640, 4073220, 4344768, 4573440, 4827520, 5430960, 5793024, 6517152, 6860160, 7241280, 8146440, 8689536, 9655040, 10861920, 13034304, 13720320, 14482560, 16292880, 17379072, 21723840, 26068608, 28965120, 32585760, 43447680, 52137216, 65171520, 86895360, 130343040, 260686080]

約数ペア:

[(1, 260686080), (2, 130343040), (3, 86895360), (4, 65171520), (5, 52137216), (6, 43447680), (8, 32585760), (9, 28965120), (10, 26068608), (12, 21723840), (15, 17379072), (16, 16292880), (18, 14482560), (19, 13720320), (20, 13034304), (24, 10861920), (27, 9655040), (30, 8689536), (32, 8146440), (36, 7241280), (38, 6860160), (40, 6517152), (45, 5793024), (48, 5430960), (54, 4827520), (57, 4573440), (60, 4344768), (64, 4073220), (72, 3620640), (76, 3430080), (80, 3258576), (90, 2896512), (95, 2744064), (96, 2715480), (108, 2413760), (114, 2286720), (120, 2172384), (128, 2036610), (135, 1931008), (144, 1810320), (152, 1715040), (160, 1629288), (171, 1524480), (180, 1448256), (190, 1372032), (192, 1357740), (216, 1206880), (228, 1143360), (240, 1086192), (256, 1018305), (270, 965504), (285, 914688), (288, 905160), (304, 857520), (320, 814644), (342, 762240), (360, 724128), (380, 686016), (384, 678870), (397, 656640), (432, 603440), (456, 571680), (480, 543096), (513, 508160), (540, 482752), (570, 457344), (576, 452580), (608, 428760), (640, 407322), (684, 381120), (720, 362064), (760, 343008), (768, 339435), (794, 328320), (855, 304896), (864, 301720), (912, 285840), (960, 271548), (1026, 254080), (1080, 241376), (1140, 228672), (1152, 226290), (1191, 218880), (1216, 214380), (1280, 203661), (1368, 190560), (1440, 181032), (1520, 171504), (1588, 164160), (1710, 152448), (1728, 150860), (1824, 142920), (1920, 135774), (1985, 131328), (2052, 127040), (2160, 120688), (2280, 114336), (2304, 113145), (2382, 109440), (2432, 107190), (2565, 101632), (2736, 95280), (2880, 90516), (3040, 85752), (3176, 82080), (3420, 76224), (3456, 75430), (3573, 72960), (3648, 71460), (3840, 67887), (3970, 65664), (4104, 63520), (4320, 60344), (4560, 57168), (4764, 54720), (4864, 53595), (5130, 50816), (5472, 47640), (5760, 45258), (5955, 43776), (6080, 42876), (6352, 41040), (6840, 38112), (6912, 37715), (7146, 36480), (7296, 35730), (7543, 34560), (7940, 32832), (8208, 31760), (8640, 30172), (9120, 28584), (9528, 27360), (10260, 25408), (10719, 24320), (10944, 23820), (11520, 22629), (11910, 21888), (12160, 21438), (12704, 20520), (13680, 19056), (14292, 18240), (14592, 17865), (15086, 17280), (15880, 16416)]