399569760

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:312

約数の個数: 288

約数和(自身を含む): 1452971520

約数和(自身を除く): 1053401760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 72, 80, 81, 86, 90, 96, 108, 120, 129, 135, 144, 160, 162, 172, 180, 215, 216, 239, 240, 243, 258, 270, 288, 324, 344, 360, 387, 405, 430, 432, 478, 480, 486, 516, 540, 645, 648, 688, 717, 720, 774, 810, 860, 864, 956, 972, 1032, 1080, 1161, 1195, 1215, 1290, 1296, 1376, 1434, 1440, 1548, 1620, 1720, 1912, 1935, 1944, 2064, 2151, 2160, 2322, 2390, 2430, 2580, 2592, 2868, 3096, 3240, 3440, 3483, 3585, 3824, 3870, 3888, 4128, 4302, 4320, 4644, 4780, 4860, 5160, 5736, 5805, 6192, 6453, 6480, 6880, 6966, 7170, 7648, 7740, 7776, 8604, 9288, 9560, 9720, 10277, 10320, 10449, 10755, 11472, 11610, 12384, 12906, 12960, 13932, 14340, 15480, 17208, 17415, 18576, 19120, 19359, 19440, 20554, 20640, 20898, 21510, 22944, 23220, 25812, 27864, 28680, 30831, 30960, 32265, 34416, 34830, 37152, 38240, 38718, 38880, 41108, 41796, 43020, 46440, 51385, 51624, 52245, 55728, 57360, 58077, 61662, 61920, 64530, 68832, 69660, 77436, 82216, 83592, 86040, 92493, 92880, 96795, 102770, 103248, 104490, 111456, 114720, 116154, 123324, 129060, 139320, 154155, 154872, 164432, 167184, 172080, 184986, 185760, 193590, 205540, 206496, 208980, 232308, 246648, 258120, 277479, 278640, 290385, 308310, 309744, 328864, 334368, 344160, 369972, 387180, 411080, 417960, 462465, 464616, 493296, 516240, 554958, 557280, 580770, 616620, 619488, 739944, 774360, 822160, 832437, 835920, 924930, 929232, 986592, 1032480, 1109916, 1161540, 1233240, 1387395, 1479888, 1548720, 1644320, 1664874, 1671840, 1849860, 1858464, 2219832, 2323080, 2466480, 2497311, 2774790, 2959776, 3097440, 3329748, 3699720, 4162185, 4439664, 4646160, 4932960, 4994622, 5549580, 6659496, 7399440, 8324370, 8879328, 9292320, 9989244, 11099160, 12486555, 13318992, 14798880, 16648740, 19978488, 22198320, 24973110, 26637984, 33297480, 39956976, 44396640, 49946220, 66594960, 79913952, 99892440, 133189920, 199784880, 399569760]

約数ペア:

[(1, 399569760), (2, 199784880), (3, 133189920), (4, 99892440), (5, 79913952), (6, 66594960), (8, 49946220), (9, 44396640), (10, 39956976), (12, 33297480), (15, 26637984), (16, 24973110), (18, 22198320), (20, 19978488), (24, 16648740), (27, 14798880), (30, 13318992), (32, 12486555), (36, 11099160), (40, 9989244), (43, 9292320), (45, 8879328), (48, 8324370), (54, 7399440), (60, 6659496), (72, 5549580), (80, 4994622), (81, 4932960), (86, 4646160), (90, 4439664), (96, 4162185), (108, 3699720), (120, 3329748), (129, 3097440), (135, 2959776), (144, 2774790), (160, 2497311), (162, 2466480), (172, 2323080), (180, 2219832), (215, 1858464), (216, 1849860), (239, 1671840), (240, 1664874), (243, 1644320), (258, 1548720), (270, 1479888), (288, 1387395), (324, 1233240), (344, 1161540), (360, 1109916), (387, 1032480), (405, 986592), (430, 929232), (432, 924930), (478, 835920), (480, 832437), (486, 822160), (516, 774360), (540, 739944), (645, 619488), (648, 616620), (688, 580770), (717, 557280), (720, 554958), (774, 516240), (810, 493296), (860, 464616), (864, 462465), (956, 417960), (972, 411080), (1032, 387180), (1080, 369972), (1161, 344160), (1195, 334368), (1215, 328864), (1290, 309744), (1296, 308310), (1376, 290385), (1434, 278640), (1440, 277479), (1548, 258120), (1620, 246648), (1720, 232308), (1912, 208980), (1935, 206496), (1944, 205540), (2064, 193590), (2151, 185760), (2160, 184986), (2322, 172080), (2390, 167184), (2430, 164432), (2580, 154872), (2592, 154155), (2868, 139320), (3096, 129060), (3240, 123324), (3440, 116154), (3483, 114720), (3585, 111456), (3824, 104490), (3870, 103248), (3888, 102770), (4128, 96795), (4302, 92880), (4320, 92493), (4644, 86040), (4780, 83592), (4860, 82216), (5160, 77436), (5736, 69660), (5805, 68832), (6192, 64530), (6453, 61920), (6480, 61662), (6880, 58077), (6966, 57360), (7170, 55728), (7648, 52245), (7740, 51624), (7776, 51385), (8604, 46440), (9288, 43020), (9560, 41796), (9720, 41108), (10277, 38880), (10320, 38718), (10449, 38240), (10755, 37152), (11472, 34830), (11610, 34416), (12384, 32265), (12906, 30960), (12960, 30831), (13932, 28680), (14340, 27864), (15480, 25812), (17208, 23220), (17415, 22944), (18576, 21510), (19120, 20898), (19359, 20640), (19440, 20554)]