686395440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:452

約数の個数: 240

約数和(自身を含む): 2429219520

約数和(自身を除く): 1742824080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 181, 184, 207, 229, 230, 240, 276, 345, 360, 362, 368, 414, 458, 460, 543, 552, 687, 690, 720, 724, 828, 905, 916, 920, 1035, 1086, 1104, 1145, 1374, 1380, 1448, 1629, 1656, 1810, 1832, 1840, 2061, 2070, 2172, 2290, 2715, 2748, 2760, 2896, 3258, 3312, 3435, 3620, 3664, 4122, 4140, 4163, 4344, 4580, 5267, 5430, 5496, 5520, 6516, 6870, 7240, 8145, 8244, 8280, 8326, 8688, 9160, 10305, 10534, 10860, 10992, 12489, 13032, 13740, 14480, 15801, 16290, 16488, 16560, 16652, 18320, 20610, 20815, 21068, 21720, 24978, 26064, 26335, 27480, 31602, 32580, 32976, 33304, 37467, 41220, 41449, 41630, 42136, 43440, 47403, 49956, 52670, 54960, 62445, 63204, 65160, 66608, 74934, 79005, 82440, 82898, 83260, 84272, 94806, 99912, 105340, 124347, 124890, 126408, 130320, 149868, 158010, 164880, 165796, 166520, 187335, 189612, 199824, 207245, 210680, 237015, 248694, 249780, 252816, 299736, 316020, 331592, 333040, 373041, 374670, 379224, 414490, 421360, 474030, 497388, 499560, 599472, 621735, 632040, 663184, 746082, 749340, 758448, 828980, 948060, 953327, 994776, 999120, 1243470, 1264080, 1492164, 1498680, 1657960, 1865205, 1896120, 1906654, 1989552, 2486940, 2859981, 2984328, 2997360, 3315920, 3730410, 3792240, 3813308, 4766635, 4973880, 5719962, 5968656, 7460820, 7626616, 8579943, 9533270, 9947760, 11439924, 14299905, 14921640, 15253232, 17159886, 19066540, 22879848, 28599810, 29843280, 34319772, 38133080, 42899715, 45759696, 57199620, 68639544, 76266160, 85799430, 114399240, 137279088, 171598860, 228798480, 343197720, 686395440]

約数ペア:

[(1, 686395440), (2, 343197720), (3, 228798480), (4, 171598860), (5, 137279088), (6, 114399240), (8, 85799430), (9, 76266160), (10, 68639544), (12, 57199620), (15, 45759696), (16, 42899715), (18, 38133080), (20, 34319772), (23, 29843280), (24, 28599810), (30, 22879848), (36, 19066540), (40, 17159886), (45, 15253232), (46, 14921640), (48, 14299905), (60, 11439924), (69, 9947760), (72, 9533270), (80, 8579943), (90, 7626616), (92, 7460820), (115, 5968656), (120, 5719962), (138, 4973880), (144, 4766635), (180, 3813308), (181, 3792240), (184, 3730410), (207, 3315920), (229, 2997360), (230, 2984328), (240, 2859981), (276, 2486940), (345, 1989552), (360, 1906654), (362, 1896120), (368, 1865205), (414, 1657960), (458, 1498680), (460, 1492164), (543, 1264080), (552, 1243470), (687, 999120), (690, 994776), (720, 953327), (724, 948060), (828, 828980), (905, 758448), (916, 749340), (920, 746082), (1035, 663184), (1086, 632040), (1104, 621735), (1145, 599472), (1374, 499560), (1380, 497388), (1448, 474030), (1629, 421360), (1656, 414490), (1810, 379224), (1832, 374670), (1840, 373041), (2061, 333040), (2070, 331592), (2172, 316020), (2290, 299736), (2715, 252816), (2748, 249780), (2760, 248694), (2896, 237015), (3258, 210680), (3312, 207245), (3435, 199824), (3620, 189612), (3664, 187335), (4122, 166520), (4140, 165796), (4163, 164880), (4344, 158010), (4580, 149868), (5267, 130320), (5430, 126408), (5496, 124890), (5520, 124347), (6516, 105340), (6870, 99912), (7240, 94806), (8145, 84272), (8244, 83260), (8280, 82898), (8326, 82440), (8688, 79005), (9160, 74934), (10305, 66608), (10534, 65160), (10860, 63204), (10992, 62445), (12489, 54960), (13032, 52670), (13740, 49956), (14480, 47403), (15801, 43440), (16290, 42136), (16488, 41630), (16560, 41449), (16652, 41220), (18320, 37467), (20610, 33304), (20815, 32976), (21068, 32580), (21720, 31602), (24978, 27480), (26064, 26335)]