1287614880

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1361}}^1$

素因数の和:1461

約数の個数: 240

約数和(自身を含む): 4609841544

約数和(自身を除く): 3322226664

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 73, 80, 81, 90, 96, 108, 120, 135, 144, 146, 160, 162, 180, 216, 219, 240, 270, 288, 292, 324, 360, 365, 405, 432, 438, 480, 540, 584, 648, 657, 720, 730, 810, 864, 876, 1080, 1095, 1168, 1296, 1314, 1361, 1440, 1460, 1620, 1752, 1971, 2160, 2190, 2336, 2592, 2628, 2722, 2920, 3240, 3285, 3504, 3942, 4083, 4320, 4380, 5256, 5444, 5840, 5913, 6480, 6570, 6805, 7008, 7884, 8166, 8760, 9855, 10512, 10888, 11680, 11826, 12249, 12960, 13140, 13610, 15768, 16332, 17520, 19710, 20415, 21024, 21776, 23652, 24498, 26280, 27220, 29565, 31536, 32664, 35040, 36747, 39420, 40830, 43552, 47304, 48996, 52560, 54440, 59130, 61245, 63072, 65328, 73494, 78840, 81660, 94608, 97992, 99353, 105120, 108880, 110241, 118260, 122490, 130656, 146988, 157680, 163320, 183735, 189216, 195984, 198706, 217760, 220482, 236520, 244980, 293976, 298059, 315360, 326640, 367470, 391968, 397412, 440964, 473040, 489960, 496765, 551205, 587952, 596118, 653280, 734940, 794824, 881928, 894177, 946080, 979920, 993530, 1102410, 1175904, 1192236, 1469880, 1490295, 1589648, 1763856, 1788354, 1959840, 1987060, 2204820, 2384472, 2682531, 2939760, 2980590, 3179296, 3527712, 3576708, 3974120, 4409640, 4470885, 4768944, 5365062, 5879520, 5961180, 7153416, 7948240, 8047593, 8819280, 8941770, 9537888, 10730124, 11922360, 13412655, 14306832, 15896480, 16095186, 17638560, 17883540, 21460248, 23844720, 26825310, 28613664, 32190372, 35767080, 40237965, 42920496, 47689440, 53650620, 64380744, 71534160, 80475930, 85840992, 107301240, 128761488, 143068320, 160951860, 214602480, 257522976, 321903720, 429204960, 643807440, 1287614880]

約数ペア:

[(1, 1287614880), (2, 643807440), (3, 429204960), (4, 321903720), (5, 257522976), (6, 214602480), (8, 160951860), (9, 143068320), (10, 128761488), (12, 107301240), (15, 85840992), (16, 80475930), (18, 71534160), (20, 64380744), (24, 53650620), (27, 47689440), (30, 42920496), (32, 40237965), (36, 35767080), (40, 32190372), (45, 28613664), (48, 26825310), (54, 23844720), (60, 21460248), (72, 17883540), (73, 17638560), (80, 16095186), (81, 15896480), (90, 14306832), (96, 13412655), (108, 11922360), (120, 10730124), (135, 9537888), (144, 8941770), (146, 8819280), (160, 8047593), (162, 7948240), (180, 7153416), (216, 5961180), (219, 5879520), (240, 5365062), (270, 4768944), (288, 4470885), (292, 4409640), (324, 3974120), (360, 3576708), (365, 3527712), (405, 3179296), (432, 2980590), (438, 2939760), (480, 2682531), (540, 2384472), (584, 2204820), (648, 1987060), (657, 1959840), (720, 1788354), (730, 1763856), (810, 1589648), (864, 1490295), (876, 1469880), (1080, 1192236), (1095, 1175904), (1168, 1102410), (1296, 993530), (1314, 979920), (1361, 946080), (1440, 894177), (1460, 881928), (1620, 794824), (1752, 734940), (1971, 653280), (2160, 596118), (2190, 587952), (2336, 551205), (2592, 496765), (2628, 489960), (2722, 473040), (2920, 440964), (3240, 397412), (3285, 391968), (3504, 367470), (3942, 326640), (4083, 315360), (4320, 298059), (4380, 293976), (5256, 244980), (5444, 236520), (5840, 220482), (5913, 217760), (6480, 198706), (6570, 195984), (6805, 189216), (7008, 183735), (7884, 163320), (8166, 157680), (8760, 146988), (9855, 130656), (10512, 122490), (10888, 118260), (11680, 110241), (11826, 108880), (12249, 105120), (12960, 99353), (13140, 97992), (13610, 94608), (15768, 81660), (16332, 78840), (17520, 73494), (19710, 65328), (20415, 63072), (21024, 61245), (21776, 59130), (23652, 54440), (24498, 52560), (26280, 48996), (27220, 47304), (29565, 43552), (31536, 40830), (32664, 39420), (35040, 36747)]