678081240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:367

約数の個数: 256

約数和(自身を含む): 2363904000

約数和(自身を除く): 1685822760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 71, 72, 74, 90, 108, 111, 120, 135, 142, 148, 180, 185, 213, 216, 222, 239, 270, 284, 296, 333, 355, 360, 370, 426, 444, 478, 540, 555, 568, 639, 666, 710, 717, 740, 852, 888, 956, 999, 1065, 1080, 1110, 1195, 1278, 1332, 1420, 1434, 1480, 1665, 1704, 1912, 1917, 1998, 2130, 2151, 2220, 2390, 2556, 2627, 2664, 2840, 2868, 3195, 3330, 3585, 3834, 3996, 4260, 4302, 4440, 4780, 4995, 5112, 5254, 5736, 6390, 6453, 6660, 7170, 7668, 7881, 7992, 8520, 8604, 8843, 9560, 9585, 9990, 10508, 10755, 12780, 12906, 13135, 13320, 14340, 15336, 15762, 16969, 17208, 17686, 19170, 19980, 21016, 21510, 23643, 25560, 25812, 26270, 26529, 28680, 31524, 32265, 33938, 35372, 38340, 39405, 39960, 43020, 44215, 47286, 50907, 51624, 52540, 53058, 63048, 64530, 67876, 70744, 70929, 76680, 78810, 79587, 84845, 86040, 88430, 94572, 101814, 105080, 106116, 118215, 129060, 132645, 135752, 141858, 152721, 157620, 159174, 169690, 176860, 189144, 203628, 212232, 236430, 238761, 254535, 258120, 265290, 283716, 305442, 315240, 318348, 339380, 353720, 354645, 397935, 407256, 458163, 472860, 477522, 509070, 530580, 567432, 610884, 627853, 636696, 678760, 709290, 763605, 795870, 916326, 945720, 955044, 1018140, 1061160, 1193805, 1221768, 1255706, 1418580, 1527210, 1591740, 1832652, 1883559, 1910088, 2036280, 2290815, 2387610, 2511412, 2837160, 3054420, 3139265, 3183480, 3665304, 3767118, 4581630, 4775220, 5022824, 5650677, 6108840, 6278530, 7534236, 9163260, 9417795, 9550440, 11301354, 12557060, 15068472, 16952031, 18326520, 18835590, 22602708, 25114120, 28253385, 33904062, 37671180, 45205416, 56506770, 67808124, 75342360, 84760155, 113013540, 135616248, 169520310, 226027080, 339040620, 678081240]

約数ペア:

[(1, 678081240), (2, 339040620), (3, 226027080), (4, 169520310), (5, 135616248), (6, 113013540), (8, 84760155), (9, 75342360), (10, 67808124), (12, 56506770), (15, 45205416), (18, 37671180), (20, 33904062), (24, 28253385), (27, 25114120), (30, 22602708), (36, 18835590), (37, 18326520), (40, 16952031), (45, 15068472), (54, 12557060), (60, 11301354), (71, 9550440), (72, 9417795), (74, 9163260), (90, 7534236), (108, 6278530), (111, 6108840), (120, 5650677), (135, 5022824), (142, 4775220), (148, 4581630), (180, 3767118), (185, 3665304), (213, 3183480), (216, 3139265), (222, 3054420), (239, 2837160), (270, 2511412), (284, 2387610), (296, 2290815), (333, 2036280), (355, 1910088), (360, 1883559), (370, 1832652), (426, 1591740), (444, 1527210), (478, 1418580), (540, 1255706), (555, 1221768), (568, 1193805), (639, 1061160), (666, 1018140), (710, 955044), (717, 945720), (740, 916326), (852, 795870), (888, 763605), (956, 709290), (999, 678760), (1065, 636696), (1080, 627853), (1110, 610884), (1195, 567432), (1278, 530580), (1332, 509070), (1420, 477522), (1434, 472860), (1480, 458163), (1665, 407256), (1704, 397935), (1912, 354645), (1917, 353720), (1998, 339380), (2130, 318348), (2151, 315240), (2220, 305442), (2390, 283716), (2556, 265290), (2627, 258120), (2664, 254535), (2840, 238761), (2868, 236430), (3195, 212232), (3330, 203628), (3585, 189144), (3834, 176860), (3996, 169690), (4260, 159174), (4302, 157620), (4440, 152721), (4780, 141858), (4995, 135752), (5112, 132645), (5254, 129060), (5736, 118215), (6390, 106116), (6453, 105080), (6660, 101814), (7170, 94572), (7668, 88430), (7881, 86040), (7992, 84845), (8520, 79587), (8604, 78810), (8843, 76680), (9560, 70929), (9585, 70744), (9990, 67876), (10508, 64530), (10755, 63048), (12780, 53058), (12906, 52540), (13135, 51624), (13320, 50907), (14340, 47286), (15336, 44215), (15762, 43020), (16969, 39960), (17208, 39405), (17686, 38340), (19170, 35372), (19980, 33938), (21016, 32265), (21510, 31524), (23643, 28680), (25560, 26529), (25812, 26270)]