815355840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{827}}^1$

素因数の和:939

約数の個数: 224

約数和(自身を含む): 2826593280

約数和(自身を除く): 2011237440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 79, 80, 96, 104, 120, 130, 156, 158, 160, 192, 195, 208, 237, 240, 260, 312, 316, 320, 390, 395, 416, 474, 480, 520, 624, 632, 780, 790, 827, 832, 948, 960, 1027, 1040, 1185, 1248, 1264, 1560, 1580, 1654, 1896, 2054, 2080, 2370, 2481, 2496, 2528, 3081, 3120, 3160, 3308, 3792, 4108, 4135, 4160, 4740, 4962, 5056, 5135, 6162, 6240, 6320, 6616, 7584, 8216, 8270, 9480, 9924, 10270, 10751, 12324, 12405, 12480, 12640, 13232, 15168, 15405, 16432, 16540, 18960, 19848, 20540, 21502, 24648, 24810, 25280, 26464, 30810, 32253, 32864, 33080, 37920, 39696, 41080, 43004, 49296, 49620, 52928, 53755, 61620, 64506, 65333, 65728, 66160, 75840, 79392, 82160, 86008, 98592, 99240, 107510, 123240, 129012, 130666, 132320, 158784, 161265, 164320, 172016, 195999, 197184, 198480, 215020, 246480, 258024, 261332, 264640, 322530, 326665, 328640, 344032, 391998, 396960, 430040, 492960, 516048, 522664, 645060, 653330, 688064, 783996, 793920, 849329, 860080, 979995, 985920, 1032096, 1045328, 1290120, 1306660, 1567992, 1698658, 1720160, 1959990, 2064192, 2090656, 2547987, 2580240, 2613320, 3135984, 3397316, 3440320, 3919980, 4181312, 4246645, 5095974, 5160480, 5226640, 6271968, 6794632, 7839960, 8493290, 10191948, 10320960, 10453280, 12543936, 12739935, 13589264, 15679920, 16986580, 20383896, 20906560, 25479870, 27178528, 31359840, 33973160, 40767792, 50959740, 54357056, 62719680, 67946320, 81535584, 101919480, 135892640, 163071168, 203838960, 271785280, 407677920, 815355840]

約数ペア:

[(1, 815355840), (2, 407677920), (3, 271785280), (4, 203838960), (5, 163071168), (6, 135892640), (8, 101919480), (10, 81535584), (12, 67946320), (13, 62719680), (15, 54357056), (16, 50959740), (20, 40767792), (24, 33973160), (26, 31359840), (30, 27178528), (32, 25479870), (39, 20906560), (40, 20383896), (48, 16986580), (52, 15679920), (60, 13589264), (64, 12739935), (65, 12543936), (78, 10453280), (79, 10320960), (80, 10191948), (96, 8493290), (104, 7839960), (120, 6794632), (130, 6271968), (156, 5226640), (158, 5160480), (160, 5095974), (192, 4246645), (195, 4181312), (208, 3919980), (237, 3440320), (240, 3397316), (260, 3135984), (312, 2613320), (316, 2580240), (320, 2547987), (390, 2090656), (395, 2064192), (416, 1959990), (474, 1720160), (480, 1698658), (520, 1567992), (624, 1306660), (632, 1290120), (780, 1045328), (790, 1032096), (827, 985920), (832, 979995), (948, 860080), (960, 849329), (1027, 793920), (1040, 783996), (1185, 688064), (1248, 653330), (1264, 645060), (1560, 522664), (1580, 516048), (1654, 492960), (1896, 430040), (2054, 396960), (2080, 391998), (2370, 344032), (2481, 328640), (2496, 326665), (2528, 322530), (3081, 264640), (3120, 261332), (3160, 258024), (3308, 246480), (3792, 215020), (4108, 198480), (4135, 197184), (4160, 195999), (4740, 172016), (4962, 164320), (5056, 161265), (5135, 158784), (6162, 132320), (6240, 130666), (6320, 129012), (6616, 123240), (7584, 107510), (8216, 99240), (8270, 98592), (9480, 86008), (9924, 82160), (10270, 79392), (10751, 75840), (12324, 66160), (12405, 65728), (12480, 65333), (12640, 64506), (13232, 61620), (15168, 53755), (15405, 52928), (16432, 49620), (16540, 49296), (18960, 43004), (19848, 41080), (20540, 39696), (21502, 37920), (24648, 33080), (24810, 32864), (25280, 32253), (26464, 30810)]