638634240

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1087}}^1$

素因数の和:1134

約数の個数: 288

約数和(自身を含む): 2401781760

約数和(自身を除く): 1763147520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 64, 68, 72, 80, 85, 90, 96, 102, 108, 120, 128, 135, 136, 144, 153, 160, 170, 180, 192, 204, 216, 240, 255, 256, 270, 272, 288, 306, 320, 340, 360, 384, 408, 432, 459, 480, 510, 540, 544, 576, 612, 640, 680, 720, 765, 768, 816, 864, 918, 960, 1020, 1080, 1087, 1088, 1152, 1224, 1280, 1360, 1440, 1530, 1632, 1728, 1836, 1920, 2040, 2160, 2174, 2176, 2295, 2304, 2448, 2720, 2880, 3060, 3261, 3264, 3456, 3672, 3840, 4080, 4320, 4348, 4352, 4590, 4896, 5435, 5440, 5760, 6120, 6522, 6528, 6912, 7344, 8160, 8640, 8696, 9180, 9783, 9792, 10870, 10880, 11520, 12240, 13044, 13056, 14688, 16305, 16320, 17280, 17392, 18360, 18479, 19566, 19584, 21740, 21760, 24480, 26088, 29349, 29376, 32610, 32640, 34560, 34784, 36720, 36958, 39132, 39168, 43480, 48915, 48960, 52176, 55437, 58698, 58752, 65220, 65280, 69568, 73440, 73916, 78264, 86960, 92395, 97830, 97920, 104352, 110874, 117396, 117504, 130440, 139136, 146745, 146880, 147832, 156528, 166311, 173920, 184790, 195660, 195840, 208704, 221748, 234792, 260880, 277185, 278272, 293490, 293760, 295664, 313056, 332622, 347840, 369580, 391320, 417408, 443496, 469584, 498933, 521760, 554370, 586980, 587520, 591328, 626112, 665244, 695680, 739160, 782640, 831555, 834816, 886992, 939168, 997866, 1043520, 1108740, 1173960, 1182656, 1252224, 1330488, 1391360, 1478320, 1565280, 1663110, 1773984, 1878336, 1995732, 2087040, 2217480, 2347920, 2365312, 2494665, 2504448, 2660976, 2956640, 3130560, 3326220, 3547968, 3756672, 3991464, 4174080, 4434960, 4695840, 4730624, 4989330, 5321952, 5913280, 6261120, 6652440, 7095936, 7513344, 7982928, 8869920, 9391680, 9978660, 10643904, 11826560, 12522240, 13304880, 14191872, 15965856, 17739840, 18783360, 19957320, 21287808, 23653120, 26609760, 31931712, 35479680, 37566720, 39914640, 42575616, 53219520, 63863424, 70959360, 79829280, 106439040, 127726848, 159658560, 212878080, 319317120, 638634240]

約数ペア:

[(1, 638634240), (2, 319317120), (3, 212878080), (4, 159658560), (5, 127726848), (6, 106439040), (8, 79829280), (9, 70959360), (10, 63863424), (12, 53219520), (15, 42575616), (16, 39914640), (17, 37566720), (18, 35479680), (20, 31931712), (24, 26609760), (27, 23653120), (30, 21287808), (32, 19957320), (34, 18783360), (36, 17739840), (40, 15965856), (45, 14191872), (48, 13304880), (51, 12522240), (54, 11826560), (60, 10643904), (64, 9978660), (68, 9391680), (72, 8869920), (80, 7982928), (85, 7513344), (90, 7095936), (96, 6652440), (102, 6261120), (108, 5913280), (120, 5321952), (128, 4989330), (135, 4730624), (136, 4695840), (144, 4434960), (153, 4174080), (160, 3991464), (170, 3756672), (180, 3547968), (192, 3326220), (204, 3130560), (216, 2956640), (240, 2660976), (255, 2504448), (256, 2494665), (270, 2365312), (272, 2347920), (288, 2217480), (306, 2087040), (320, 1995732), (340, 1878336), (360, 1773984), (384, 1663110), (408, 1565280), (432, 1478320), (459, 1391360), (480, 1330488), (510, 1252224), (540, 1182656), (544, 1173960), (576, 1108740), (612, 1043520), (640, 997866), (680, 939168), (720, 886992), (765, 834816), (768, 831555), (816, 782640), (864, 739160), (918, 695680), (960, 665244), (1020, 626112), (1080, 591328), (1087, 587520), (1088, 586980), (1152, 554370), (1224, 521760), (1280, 498933), (1360, 469584), (1440, 443496), (1530, 417408), (1632, 391320), (1728, 369580), (1836, 347840), (1920, 332622), (2040, 313056), (2160, 295664), (2174, 293760), (2176, 293490), (2295, 278272), (2304, 277185), (2448, 260880), (2720, 234792), (2880, 221748), (3060, 208704), (3261, 195840), (3264, 195660), (3456, 184790), (3672, 173920), (3840, 166311), (4080, 156528), (4320, 147832), (4348, 146880), (4352, 146745), (4590, 139136), (4896, 130440), (5435, 117504), (5440, 117396), (5760, 110874), (6120, 104352), (6522, 97920), (6528, 97830), (6912, 92395), (7344, 86960), (8160, 78264), (8640, 73916), (8696, 73440), (9180, 69568), (9783, 65280), (9792, 65220), (10870, 58752), (10880, 58698), (11520, 55437), (12240, 52176), (13044, 48960), (13056, 48915), (14688, 43480), (16305, 39168), (16320, 39132), (17280, 36958), (17392, 36720), (18360, 34784), (18479, 34560), (19566, 32640), (19584, 32610), (21740, 29376), (21760, 29349), (24480, 26088)]