1234206720

素因数分解:

$2^{15}\times 3^5\times 5^1\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 384

約数和(自身を含む): 4580110080

約数和(自身を除く): 3345903360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 81, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 243, 248, 256, 270, 279, 288, 310, 320, 324, 360, 372, 384, 405, 432, 465, 480, 486, 496, 512, 540, 558, 576, 620, 640, 648, 720, 744, 768, 810, 837, 864, 930, 960, 972, 992, 1024, 1080, 1116, 1152, 1215, 1240, 1280, 1296, 1395, 1440, 1488, 1536, 1620, 1674, 1728, 1860, 1920, 1944, 1984, 2048, 2160, 2232, 2304, 2430, 2480, 2511, 2560, 2592, 2790, 2880, 2976, 3072, 3240, 3348, 3456, 3720, 3840, 3888, 3968, 4096, 4185, 4320, 4464, 4608, 4860, 4960, 5022, 5120, 5184, 5580, 5760, 5952, 6144, 6480, 6696, 6912, 7440, 7533, 7680, 7776, 7936, 8192, 8370, 8640, 8928, 9216, 9720, 9920, 10044, 10240, 10368, 11160, 11520, 11904, 12288, 12555, 12960, 13392, 13824, 14880, 15066, 15360, 15552, 15872, 16384, 16740, 17280, 17856, 18432, 19440, 19840, 20088, 20480, 20736, 22320, 23040, 23808, 24576, 25110, 25920, 26784, 27648, 29760, 30132, 30720, 31104, 31744, 32768, 33480, 34560, 35712, 36864, 37665, 38880, 39680, 40176, 40960, 41472, 44640, 46080, 47616, 49152, 50220, 51840, 53568, 55296, 59520, 60264, 61440, 62208, 63488, 66960, 69120, 71424, 73728, 75330, 77760, 79360, 80352, 81920, 82944, 89280, 92160, 95232, 98304, 100440, 103680, 107136, 110592, 119040, 120528, 122880, 124416, 126976, 133920, 138240, 142848, 147456, 150660, 155520, 158720, 160704, 163840, 165888, 178560, 184320, 190464, 200880, 207360, 214272, 221184, 238080, 241056, 245760, 248832, 253952, 267840, 276480, 285696, 294912, 301320, 311040, 317440, 321408, 331776, 357120, 368640, 380928, 401760, 414720, 428544, 442368, 476160, 482112, 491520, 497664, 507904, 535680, 552960, 571392, 602640, 622080, 634880, 642816, 663552, 714240, 737280, 761856, 803520, 829440, 857088, 884736, 952320, 964224, 995328, 1015808, 1071360, 1105920, 1142784, 1205280, 1244160, 1269760, 1285632, 1327104, 1428480, 1474560, 1523712, 1607040, 1658880, 1714176, 1904640, 1928448, 1990656, 2142720, 2211840, 2285568, 2410560, 2488320, 2539520, 2571264, 2654208, 2856960, 3047424, 3214080, 3317760, 3428352, 3809280, 3856896, 3981312, 4285440, 4423680, 4571136, 4821120, 4976640, 5079040, 5142528, 5713920, 6428160, 6635520, 6856704, 7618560, 7713792, 7962624, 8570880, 9142272, 9642240, 9953280, 10285056, 11427840, 12856320, 13271040, 13713408, 15237120, 15427584, 17141760, 19284480, 19906560, 20570112, 22855680, 25712640, 27426816, 30855168, 34283520, 38568960, 39813120, 41140224, 45711360, 51425280, 61710336, 68567040, 77137920, 82280448, 102850560, 123420672, 137134080, 154275840, 205701120, 246841344, 308551680, 411402240, 617103360, 1234206720]

約数ペア:

[(1, 1234206720), (2, 617103360), (3, 411402240), (4, 308551680), (5, 246841344), (6, 205701120), (8, 154275840), (9, 137134080), (10, 123420672), (12, 102850560), (15, 82280448), (16, 77137920), (18, 68567040), (20, 61710336), (24, 51425280), (27, 45711360), (30, 41140224), (31, 39813120), (32, 38568960), (36, 34283520), (40, 30855168), (45, 27426816), (48, 25712640), (54, 22855680), (60, 20570112), (62, 19906560), (64, 19284480), (72, 17141760), (80, 15427584), (81, 15237120), (90, 13713408), (93, 13271040), (96, 12856320), (108, 11427840), (120, 10285056), (124, 9953280), (128, 9642240), (135, 9142272), (144, 8570880), (155, 7962624), (160, 7713792), (162, 7618560), (180, 6856704), (186, 6635520), (192, 6428160), (216, 5713920), (240, 5142528), (243, 5079040), (248, 4976640), (256, 4821120), (270, 4571136), (279, 4423680), (288, 4285440), (310, 3981312), (320, 3856896), (324, 3809280), (360, 3428352), (372, 3317760), (384, 3214080), (405, 3047424), (432, 2856960), (465, 2654208), (480, 2571264), (486, 2539520), (496, 2488320), (512, 2410560), (540, 2285568), (558, 2211840), (576, 2142720), (620, 1990656), (640, 1928448), (648, 1904640), (720, 1714176), (744, 1658880), (768, 1607040), (810, 1523712), (837, 1474560), (864, 1428480), (930, 1327104), (960, 1285632), (972, 1269760), (992, 1244160), (1024, 1205280), (1080, 1142784), (1116, 1105920), (1152, 1071360), (1215, 1015808), (1240, 995328), (1280, 964224), (1296, 952320), (1395, 884736), (1440, 857088), (1488, 829440), (1536, 803520), (1620, 761856), (1674, 737280), (1728, 714240), (1860, 663552), (1920, 642816), (1944, 634880), (1984, 622080), (2048, 602640), (2160, 571392), (2232, 552960), (2304, 535680), (2430, 507904), (2480, 497664), (2511, 491520), (2560, 482112), (2592, 476160), (2790, 442368), (2880, 428544), (2976, 414720), (3072, 401760), (3240, 380928), (3348, 368640), (3456, 357120), (3720, 331776), (3840, 321408), (3888, 317440), (3968, 311040), (4096, 301320), (4185, 294912), (4320, 285696), (4464, 276480), (4608, 267840), (4860, 253952), (4960, 248832), (5022, 245760), (5120, 241056), (5184, 238080), (5580, 221184), (5760, 214272), (5952, 207360), (6144, 200880), (6480, 190464), (6696, 184320), (6912, 178560), (7440, 165888), (7533, 163840), (7680, 160704), (7776, 158720), (7936, 155520), (8192, 150660), (8370, 147456), (8640, 142848), (8928, 138240), (9216, 133920), (9720, 126976), (9920, 124416), (10044, 122880), (10240, 120528), (10368, 119040), (11160, 110592), (11520, 107136), (11904, 103680), (12288, 100440), (12555, 98304), (12960, 95232), (13392, 92160), (13824, 89280), (14880, 82944), (15066, 81920), (15360, 80352), (15552, 79360), (15872, 77760), (16384, 75330), (16740, 73728), (17280, 71424), (17856, 69120), (18432, 66960), (19440, 63488), (19840, 62208), (20088, 61440), (20480, 60264), (20736, 59520), (22320, 55296), (23040, 53568), (23808, 51840), (24576, 50220), (25110, 49152), (25920, 47616), (26784, 46080), (27648, 44640), (29760, 41472), (30132, 40960), (30720, 40176), (31104, 39680), (31744, 38880), (32768, 37665), (33480, 36864), (34560, 35712)]