140000640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 256

約数和(自身を含む): 493516800

約数和(自身を除く): 353516160

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, 71, 78, 79, 80, 96, 104, 120, 128, 130, 142, 156, 158, 160, 192, 195, 208, 213, 237, 240, 260, 284, 312, 316, 320, 355, 384, 390, 395, 416, 426, 474, 480, 520, 568, 624, 632, 640, 710, 780, 790, 832, 852, 923, 948, 960, 1027, 1040, 1065, 1136, 1185, 1248, 1264, 1420, 1560, 1580, 1664, 1704, 1846, 1896, 1920, 2054, 2080, 2130, 2272, 2370, 2496, 2528, 2769, 2840, 3081, 3120, 3160, 3408, 3692, 3792, 4108, 4160, 4260, 4544, 4615, 4740, 4992, 5056, 5135, 5538, 5609, 5680, 6162, 6240, 6320, 6816, 7384, 7584, 8216, 8320, 8520, 9088, 9230, 9480, 10112, 10270, 11076, 11218, 11360, 12324, 12480, 12640, 13632, 13845, 14768, 15168, 15405, 16432, 16827, 17040, 18460, 18960, 20540, 22152, 22436, 22720, 24648, 24960, 25280, 27264, 27690, 28045, 29536, 30336, 30810, 32864, 33654, 34080, 36920, 37920, 41080, 44304, 44872, 45440, 49296, 50560, 55380, 56090, 59072, 61620, 65728, 67308, 68160, 72917, 73840, 75840, 82160, 84135, 88608, 89744, 98592, 110760, 112180, 118144, 123240, 131456, 134616, 136320, 145834, 147680, 151680, 164320, 168270, 177216, 179488, 197184, 218751, 221520, 224360, 246480, 269232, 291668, 295360, 328640, 336540, 354432, 358976, 364585, 394368, 437502, 443040, 448720, 492960, 538464, 583336, 590720, 657280, 673080, 717952, 729170, 875004, 886080, 897440, 985920, 1076928, 1093755, 1166672, 1346160, 1458340, 1750008, 1772160, 1794880, 1971840, 2153856, 2187510, 2333344, 2692320, 2916680, 3500016, 3589760, 4375020, 4666688, 5384640, 5833360, 7000032, 8750040, 9333376, 10769280, 11666720, 14000064, 17500080, 23333440, 28000128, 35000160, 46666880, 70000320, 140000640]

約数ペア:

[(1, 140000640), (2, 70000320), (3, 46666880), (4, 35000160), (5, 28000128), (6, 23333440), (8, 17500080), (10, 14000064), (12, 11666720), (13, 10769280), (15, 9333376), (16, 8750040), (20, 7000032), (24, 5833360), (26, 5384640), (30, 4666688), (32, 4375020), (39, 3589760), (40, 3500016), (48, 2916680), (52, 2692320), (60, 2333344), (64, 2187510), (65, 2153856), (71, 1971840), (78, 1794880), (79, 1772160), (80, 1750008), (96, 1458340), (104, 1346160), (120, 1166672), (128, 1093755), (130, 1076928), (142, 985920), (156, 897440), (158, 886080), (160, 875004), (192, 729170), (195, 717952), (208, 673080), (213, 657280), (237, 590720), (240, 583336), (260, 538464), (284, 492960), (312, 448720), (316, 443040), (320, 437502), (355, 394368), (384, 364585), (390, 358976), (395, 354432), (416, 336540), (426, 328640), (474, 295360), (480, 291668), (520, 269232), (568, 246480), (624, 224360), (632, 221520), (640, 218751), (710, 197184), (780, 179488), (790, 177216), (832, 168270), (852, 164320), (923, 151680), (948, 147680), (960, 145834), (1027, 136320), (1040, 134616), (1065, 131456), (1136, 123240), (1185, 118144), (1248, 112180), (1264, 110760), (1420, 98592), (1560, 89744), (1580, 88608), (1664, 84135), (1704, 82160), (1846, 75840), (1896, 73840), (1920, 72917), (2054, 68160), (2080, 67308), (2130, 65728), (2272, 61620), (2370, 59072), (2496, 56090), (2528, 55380), (2769, 50560), (2840, 49296), (3081, 45440), (3120, 44872), (3160, 44304), (3408, 41080), (3692, 37920), (3792, 36920), (4108, 34080), (4160, 33654), (4260, 32864), (4544, 30810), (4615, 30336), (4740, 29536), (4992, 28045), (5056, 27690), (5135, 27264), (5538, 25280), (5609, 24960), (5680, 24648), (6162, 22720), (6240, 22436), (6320, 22152), (6816, 20540), (7384, 18960), (7584, 18460), (8216, 17040), (8320, 16827), (8520, 16432), (9088, 15405), (9230, 15168), (9480, 14768), (10112, 13845), (10270, 13632), (11076, 12640), (11218, 12480), (11360, 12324)]