1661260320

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1609}}^1$

素因数の和:1872

約数の個数: 192

約数和(自身を含む): 5842368000

約数和(自身を除く): 4181107680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 239, 240, 270, 288, 360, 432, 478, 480, 540, 717, 720, 864, 956, 1080, 1195, 1434, 1440, 1609, 1912, 2151, 2160, 2390, 2868, 3218, 3585, 3824, 4302, 4320, 4780, 4827, 5736, 6436, 6453, 7170, 7648, 8045, 8604, 9560, 9654, 10755, 11472, 12872, 12906, 14340, 14481, 16090, 17208, 19120, 19308, 21510, 22944, 24135, 25744, 25812, 28680, 28962, 32180, 32265, 34416, 38240, 38616, 43020, 43443, 48270, 51488, 51624, 57360, 57924, 64360, 64530, 68832, 72405, 77232, 86040, 86886, 96540, 103248, 114720, 115848, 128720, 129060, 144810, 154464, 172080, 173772, 193080, 206496, 217215, 231696, 257440, 258120, 289620, 344160, 347544, 384551, 386160, 434430, 463392, 516240, 579240, 695088, 769102, 772320, 868860, 1032480, 1153653, 1158480, 1390176, 1538204, 1737720, 1922755, 2307306, 2316960, 3076408, 3460959, 3475440, 3845510, 4614612, 5768265, 6152816, 6921918, 6950880, 7691020, 9229224, 10382877, 11536530, 12305632, 13843836, 15382040, 17304795, 18458448, 20765754, 23073060, 27687672, 30764080, 34609590, 36916896, 41531508, 46146120, 51914385, 55375344, 61528160, 69219180, 83063016, 92292240, 103828770, 110750688, 138438360, 166126032, 184584480, 207657540, 276876720, 332252064, 415315080, 553753440, 830630160, 1661260320]

約数ペア:

[(1, 1661260320), (2, 830630160), (3, 553753440), (4, 415315080), (5, 332252064), (6, 276876720), (8, 207657540), (9, 184584480), (10, 166126032), (12, 138438360), (15, 110750688), (16, 103828770), (18, 92292240), (20, 83063016), (24, 69219180), (27, 61528160), (30, 55375344), (32, 51914385), (36, 46146120), (40, 41531508), (45, 36916896), (48, 34609590), (54, 30764080), (60, 27687672), (72, 23073060), (80, 20765754), (90, 18458448), (96, 17304795), (108, 15382040), (120, 13843836), (135, 12305632), (144, 11536530), (160, 10382877), (180, 9229224), (216, 7691020), (239, 6950880), (240, 6921918), (270, 6152816), (288, 5768265), (360, 4614612), (432, 3845510), (478, 3475440), (480, 3460959), (540, 3076408), (717, 2316960), (720, 2307306), (864, 1922755), (956, 1737720), (1080, 1538204), (1195, 1390176), (1434, 1158480), (1440, 1153653), (1609, 1032480), (1912, 868860), (2151, 772320), (2160, 769102), (2390, 695088), (2868, 579240), (3218, 516240), (3585, 463392), (3824, 434430), (4302, 386160), (4320, 384551), (4780, 347544), (4827, 344160), (5736, 289620), (6436, 258120), (6453, 257440), (7170, 231696), (7648, 217215), (8045, 206496), (8604, 193080), (9560, 173772), (9654, 172080), (10755, 154464), (11472, 144810), (12872, 129060), (12906, 128720), (14340, 115848), (14481, 114720), (16090, 103248), (17208, 96540), (19120, 86886), (19308, 86040), (21510, 77232), (22944, 72405), (24135, 68832), (25744, 64530), (25812, 64360), (28680, 57924), (28962, 57360), (32180, 51624), (32265, 51488), (34416, 48270), (38240, 43443), (38616, 43020)]