209285280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:204

約数の個数: 288

約数和(自身を含む): 764225280

約数和(自身を除く): 554940000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 71, 72, 80, 89, 90, 92, 96, 115, 120, 138, 142, 144, 160, 178, 180, 184, 207, 213, 230, 240, 267, 276, 284, 288, 345, 355, 356, 360, 368, 414, 426, 445, 460, 480, 534, 552, 568, 639, 690, 710, 712, 720, 736, 801, 828, 852, 890, 920, 1035, 1065, 1068, 1104, 1136, 1278, 1335, 1380, 1420, 1424, 1440, 1602, 1633, 1656, 1704, 1780, 1840, 2047, 2070, 2130, 2136, 2208, 2272, 2556, 2670, 2760, 2840, 2848, 3195, 3204, 3266, 3312, 3408, 3560, 3680, 4005, 4094, 4140, 4260, 4272, 4899, 5112, 5340, 5520, 5680, 6141, 6319, 6390, 6408, 6532, 6624, 6816, 7120, 8010, 8165, 8188, 8280, 8520, 8544, 9798, 10224, 10235, 10680, 11040, 11360, 12282, 12638, 12780, 12816, 13064, 14240, 14697, 16020, 16330, 16376, 16560, 17040, 18423, 18957, 19596, 20448, 20470, 21360, 24495, 24564, 25276, 25560, 25632, 26128, 29394, 30705, 31595, 32040, 32660, 32752, 33120, 34080, 36846, 37914, 39192, 40940, 42720, 48990, 49128, 50552, 51120, 52256, 56871, 58788, 61410, 63190, 64080, 65320, 65504, 73485, 73692, 75828, 78384, 81880, 92115, 94785, 97980, 98256, 101104, 102240, 113742, 117576, 122820, 126380, 128160, 130640, 145337, 146970, 147384, 151656, 156768, 163760, 184230, 189570, 195960, 196512, 202208, 227484, 235152, 245640, 252760, 261280, 284355, 290674, 293940, 294768, 303312, 327520, 368460, 379140, 391920, 436011, 454968, 470304, 491280, 505520, 568710, 581348, 587880, 589536, 606624, 726685, 736920, 758280, 783840, 872022, 909936, 982560, 1011040, 1137420, 1162696, 1175760, 1308033, 1453370, 1473840, 1516560, 1744044, 1819872, 2180055, 2274840, 2325392, 2351520, 2616066, 2906740, 2947680, 3033120, 3488088, 4360110, 4549680, 4650784, 5232132, 5813480, 6540165, 6976176, 8720220, 9099360, 10464264, 11626960, 13080330, 13952352, 17440440, 20928528, 23253920, 26160660, 34880880, 41857056, 52321320, 69761760, 104642640, 209285280]

約数ペア:

[(1, 209285280), (2, 104642640), (3, 69761760), (4, 52321320), (5, 41857056), (6, 34880880), (8, 26160660), (9, 23253920), (10, 20928528), (12, 17440440), (15, 13952352), (16, 13080330), (18, 11626960), (20, 10464264), (23, 9099360), (24, 8720220), (30, 6976176), (32, 6540165), (36, 5813480), (40, 5232132), (45, 4650784), (46, 4549680), (48, 4360110), (60, 3488088), (69, 3033120), (71, 2947680), (72, 2906740), (80, 2616066), (89, 2351520), (90, 2325392), (92, 2274840), (96, 2180055), (115, 1819872), (120, 1744044), (138, 1516560), (142, 1473840), (144, 1453370), (160, 1308033), (178, 1175760), (180, 1162696), (184, 1137420), (207, 1011040), (213, 982560), (230, 909936), (240, 872022), (267, 783840), (276, 758280), (284, 736920), (288, 726685), (345, 606624), (355, 589536), (356, 587880), (360, 581348), (368, 568710), (414, 505520), (426, 491280), (445, 470304), (460, 454968), (480, 436011), (534, 391920), (552, 379140), (568, 368460), (639, 327520), (690, 303312), (710, 294768), (712, 293940), (720, 290674), (736, 284355), (801, 261280), (828, 252760), (852, 245640), (890, 235152), (920, 227484), (1035, 202208), (1065, 196512), (1068, 195960), (1104, 189570), (1136, 184230), (1278, 163760), (1335, 156768), (1380, 151656), (1420, 147384), (1424, 146970), (1440, 145337), (1602, 130640), (1633, 128160), (1656, 126380), (1704, 122820), (1780, 117576), (1840, 113742), (2047, 102240), (2070, 101104), (2130, 98256), (2136, 97980), (2208, 94785), (2272, 92115), (2556, 81880), (2670, 78384), (2760, 75828), (2840, 73692), (2848, 73485), (3195, 65504), (3204, 65320), (3266, 64080), (3312, 63190), (3408, 61410), (3560, 58788), (3680, 56871), (4005, 52256), (4094, 51120), (4140, 50552), (4260, 49128), (4272, 48990), (4899, 42720), (5112, 40940), (5340, 39192), (5520, 37914), (5680, 36846), (6141, 34080), (6319, 33120), (6390, 32752), (6408, 32660), (6532, 32040), (6624, 31595), (6816, 30705), (7120, 29394), (8010, 26128), (8165, 25632), (8188, 25560), (8280, 25276), (8520, 24564), (8544, 24495), (9798, 21360), (10224, 20470), (10235, 20448), (10680, 19596), (11040, 18957), (11360, 18423), (12282, 17040), (12638, 16560), (12780, 16376), (12816, 16330), (13064, 16020), (14240, 14697)]