205520640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:239

約数の個数: 288

約数和(自身を含む): 741726720

約数和(自身を除く): 536206080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 69, 78, 80, 92, 96, 104, 115, 120, 128, 130, 138, 156, 160, 179, 184, 192, 195, 208, 230, 240, 256, 260, 276, 299, 312, 320, 345, 358, 368, 384, 390, 416, 460, 480, 520, 537, 552, 598, 624, 640, 690, 716, 736, 768, 780, 832, 895, 897, 920, 960, 1040, 1074, 1104, 1196, 1248, 1280, 1380, 1432, 1472, 1495, 1560, 1664, 1790, 1794, 1840, 1920, 2080, 2148, 2208, 2327, 2392, 2496, 2685, 2760, 2864, 2944, 2990, 3120, 3328, 3580, 3588, 3680, 3840, 4117, 4160, 4296, 4416, 4485, 4654, 4784, 4992, 5370, 5520, 5728, 5888, 5980, 6240, 6981, 7160, 7176, 7360, 8234, 8320, 8592, 8832, 8970, 9308, 9568, 9984, 10740, 11040, 11456, 11635, 11960, 12351, 12480, 13962, 14320, 14352, 14720, 16468, 16640, 17184, 17664, 17940, 18616, 19136, 20585, 21480, 22080, 22912, 23270, 23920, 24702, 24960, 27924, 28640, 28704, 29440, 32936, 34368, 34905, 35880, 37232, 38272, 41170, 42960, 44160, 45824, 46540, 47840, 49404, 49920, 53521, 55848, 57280, 57408, 61755, 65872, 68736, 69810, 71760, 74464, 76544, 82340, 85920, 88320, 93080, 95680, 98808, 107042, 111696, 114560, 114816, 123510, 131744, 137472, 139620, 143520, 148928, 160563, 164680, 171840, 186160, 191360, 197616, 214084, 223392, 229120, 229632, 247020, 263488, 267605, 279240, 287040, 297856, 321126, 329360, 343680, 372320, 382720, 395232, 428168, 446784, 494040, 526976, 535210, 558480, 574080, 595712, 642252, 658720, 687360, 744640, 790464, 802815, 856336, 893568, 988080, 1053952, 1070420, 1116960, 1148160, 1284504, 1317440, 1489280, 1580928, 1605630, 1712672, 1787136, 1976160, 2140840, 2233920, 2569008, 2634880, 2978560, 3161856, 3211260, 3425344, 3952320, 4281680, 4467840, 5138016, 5269760, 6422520, 6850688, 7904640, 8563360, 8935680, 10276032, 12845040, 13701376, 15809280, 17126720, 20552064, 25690080, 34253440, 41104128, 51380160, 68506880, 102760320, 205520640]

約数ペア:

[(1, 205520640), (2, 102760320), (3, 68506880), (4, 51380160), (5, 41104128), (6, 34253440), (8, 25690080), (10, 20552064), (12, 17126720), (13, 15809280), (15, 13701376), (16, 12845040), (20, 10276032), (23, 8935680), (24, 8563360), (26, 7904640), (30, 6850688), (32, 6422520), (39, 5269760), (40, 5138016), (46, 4467840), (48, 4281680), (52, 3952320), (60, 3425344), (64, 3211260), (65, 3161856), (69, 2978560), (78, 2634880), (80, 2569008), (92, 2233920), (96, 2140840), (104, 1976160), (115, 1787136), (120, 1712672), (128, 1605630), (130, 1580928), (138, 1489280), (156, 1317440), (160, 1284504), (179, 1148160), (184, 1116960), (192, 1070420), (195, 1053952), (208, 988080), (230, 893568), (240, 856336), (256, 802815), (260, 790464), (276, 744640), (299, 687360), (312, 658720), (320, 642252), (345, 595712), (358, 574080), (368, 558480), (384, 535210), (390, 526976), (416, 494040), (460, 446784), (480, 428168), (520, 395232), (537, 382720), (552, 372320), (598, 343680), (624, 329360), (640, 321126), (690, 297856), (716, 287040), (736, 279240), (768, 267605), (780, 263488), (832, 247020), (895, 229632), (897, 229120), (920, 223392), (960, 214084), (1040, 197616), (1074, 191360), (1104, 186160), (1196, 171840), (1248, 164680), (1280, 160563), (1380, 148928), (1432, 143520), (1472, 139620), (1495, 137472), (1560, 131744), (1664, 123510), (1790, 114816), (1794, 114560), (1840, 111696), (1920, 107042), (2080, 98808), (2148, 95680), (2208, 93080), (2327, 88320), (2392, 85920), (2496, 82340), (2685, 76544), (2760, 74464), (2864, 71760), (2944, 69810), (2990, 68736), (3120, 65872), (3328, 61755), (3580, 57408), (3588, 57280), (3680, 55848), (3840, 53521), (4117, 49920), (4160, 49404), (4296, 47840), (4416, 46540), (4485, 45824), (4654, 44160), (4784, 42960), (4992, 41170), (5370, 38272), (5520, 37232), (5728, 35880), (5888, 34905), (5980, 34368), (6240, 32936), (6981, 29440), (7160, 28704), (7176, 28640), (7360, 27924), (8234, 24960), (8320, 24702), (8592, 23920), (8832, 23270), (8970, 22912), (9308, 22080), (9568, 21480), (9984, 20585), (10740, 19136), (11040, 18616), (11456, 17940), (11635, 17664), (11960, 17184), (12351, 16640), (12480, 16468), (13962, 14720), (14320, 14352)]