208357920

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:286

約数の個数: 288

約数和(自身を含む): 772716672

約数和(自身を除く): 564358752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 162, 180, 184, 207, 216, 230, 233, 240, 243, 270, 276, 288, 324, 345, 360, 368, 405, 414, 432, 460, 466, 480, 486, 540, 552, 621, 648, 690, 699, 720, 736, 810, 828, 864, 920, 932, 972, 1035, 1080, 1104, 1165, 1215, 1242, 1296, 1380, 1398, 1440, 1620, 1656, 1840, 1863, 1864, 1944, 2070, 2097, 2160, 2208, 2330, 2430, 2484, 2592, 2760, 2796, 3105, 3240, 3312, 3495, 3680, 3726, 3728, 3888, 4140, 4194, 4320, 4660, 4860, 4968, 5359, 5520, 5589, 5592, 6210, 6291, 6480, 6624, 6990, 7452, 7456, 7776, 8280, 8388, 9315, 9320, 9720, 9936, 10485, 10718, 11040, 11178, 11184, 12420, 12582, 12960, 13980, 14904, 16077, 16560, 16776, 18630, 18640, 18873, 19440, 19872, 20970, 21436, 22356, 22368, 24840, 25164, 26795, 27945, 27960, 29808, 31455, 32154, 33120, 33552, 37260, 37280, 37746, 38880, 41940, 42872, 44712, 48231, 49680, 50328, 53590, 55890, 55920, 56619, 59616, 62910, 64308, 67104, 74520, 75492, 80385, 83880, 85744, 89424, 94365, 96462, 99360, 100656, 107180, 111780, 111840, 113238, 125820, 128616, 144693, 149040, 150984, 160770, 167760, 171488, 178848, 188730, 192924, 201312, 214360, 223560, 226476, 241155, 251640, 257232, 283095, 289386, 298080, 301968, 321540, 335520, 377460, 385848, 428720, 434079, 447120, 452952, 482310, 503280, 514464, 566190, 578772, 603936, 643080, 723465, 754920, 771696, 857440, 868158, 894240, 905904, 964620, 1006560, 1132380, 1157544, 1286160, 1302237, 1446930, 1509840, 1543392, 1736316, 1811808, 1929240, 2170395, 2264760, 2315088, 2572320, 2604474, 2893860, 3019680, 3472632, 3858480, 4340790, 4529520, 4630176, 5208948, 5787720, 6511185, 6945264, 7716960, 8681580, 9059040, 10417896, 11575440, 13022370, 13890528, 17363160, 20835792, 23150880, 26044740, 34726320, 41671584, 52089480, 69452640, 104178960, 208357920]

約数ペア:

[(1, 208357920), (2, 104178960), (3, 69452640), (4, 52089480), (5, 41671584), (6, 34726320), (8, 26044740), (9, 23150880), (10, 20835792), (12, 17363160), (15, 13890528), (16, 13022370), (18, 11575440), (20, 10417896), (23, 9059040), (24, 8681580), (27, 7716960), (30, 6945264), (32, 6511185), (36, 5787720), (40, 5208948), (45, 4630176), (46, 4529520), (48, 4340790), (54, 3858480), (60, 3472632), (69, 3019680), (72, 2893860), (80, 2604474), (81, 2572320), (90, 2315088), (92, 2264760), (96, 2170395), (108, 1929240), (115, 1811808), (120, 1736316), (135, 1543392), (138, 1509840), (144, 1446930), (160, 1302237), (162, 1286160), (180, 1157544), (184, 1132380), (207, 1006560), (216, 964620), (230, 905904), (233, 894240), (240, 868158), (243, 857440), (270, 771696), (276, 754920), (288, 723465), (324, 643080), (345, 603936), (360, 578772), (368, 566190), (405, 514464), (414, 503280), (432, 482310), (460, 452952), (466, 447120), (480, 434079), (486, 428720), (540, 385848), (552, 377460), (621, 335520), (648, 321540), (690, 301968), (699, 298080), (720, 289386), (736, 283095), (810, 257232), (828, 251640), (864, 241155), (920, 226476), (932, 223560), (972, 214360), (1035, 201312), (1080, 192924), (1104, 188730), (1165, 178848), (1215, 171488), (1242, 167760), (1296, 160770), (1380, 150984), (1398, 149040), (1440, 144693), (1620, 128616), (1656, 125820), (1840, 113238), (1863, 111840), (1864, 111780), (1944, 107180), (2070, 100656), (2097, 99360), (2160, 96462), (2208, 94365), (2330, 89424), (2430, 85744), (2484, 83880), (2592, 80385), (2760, 75492), (2796, 74520), (3105, 67104), (3240, 64308), (3312, 62910), (3495, 59616), (3680, 56619), (3726, 55920), (3728, 55890), (3888, 53590), (4140, 50328), (4194, 49680), (4320, 48231), (4660, 44712), (4860, 42872), (4968, 41940), (5359, 38880), (5520, 37746), (5589, 37280), (5592, 37260), (6210, 33552), (6291, 33120), (6480, 32154), (6624, 31455), (6990, 29808), (7452, 27960), (7456, 27945), (7776, 26795), (8280, 25164), (8388, 24840), (9315, 22368), (9320, 22356), (9720, 21436), (9936, 20970), (10485, 19872), (10718, 19440), (11040, 18873), (11178, 18640), (11184, 18630), (12420, 16776), (12582, 16560), (12960, 16077), (13980, 14904)]