180819360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{631}}^1$

素因数の和:851

約数の個数: 144

約数和(自身を含む): 621129600

約数和(自身を除く): 440310240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 199, 240, 288, 360, 398, 480, 597, 631, 720, 796, 995, 1194, 1262, 1440, 1592, 1791, 1893, 1990, 2388, 2524, 2985, 3155, 3184, 3582, 3786, 3980, 4776, 5048, 5679, 5970, 6310, 6368, 7164, 7572, 7960, 8955, 9465, 9552, 10096, 11358, 11940, 12620, 14328, 15144, 15920, 17910, 18930, 19104, 20192, 22716, 23880, 25240, 28395, 28656, 30288, 31840, 35820, 37860, 45432, 47760, 50480, 56790, 57312, 60576, 71640, 75720, 90864, 95520, 100960, 113580, 125569, 143280, 151440, 181728, 227160, 251138, 286560, 302880, 376707, 454320, 502276, 627845, 753414, 908640, 1004552, 1130121, 1255690, 1506828, 1883535, 2009104, 2260242, 2511380, 3013656, 3767070, 4018208, 4520484, 5022760, 5650605, 6027312, 7534140, 9040968, 10045520, 11301210, 12054624, 15068280, 18081936, 20091040, 22602420, 30136560, 36163872, 45204840, 60273120, 90409680, 180819360]

約数ペア:

[(1, 180819360), (2, 90409680), (3, 60273120), (4, 45204840), (5, 36163872), (6, 30136560), (8, 22602420), (9, 20091040), (10, 18081936), (12, 15068280), (15, 12054624), (16, 11301210), (18, 10045520), (20, 9040968), (24, 7534140), (30, 6027312), (32, 5650605), (36, 5022760), (40, 4520484), (45, 4018208), (48, 3767070), (60, 3013656), (72, 2511380), (80, 2260242), (90, 2009104), (96, 1883535), (120, 1506828), (144, 1255690), (160, 1130121), (180, 1004552), (199, 908640), (240, 753414), (288, 627845), (360, 502276), (398, 454320), (480, 376707), (597, 302880), (631, 286560), (720, 251138), (796, 227160), (995, 181728), (1194, 151440), (1262, 143280), (1440, 125569), (1592, 113580), (1791, 100960), (1893, 95520), (1990, 90864), (2388, 75720), (2524, 71640), (2985, 60576), (3155, 57312), (3184, 56790), (3582, 50480), (3786, 47760), (3980, 45432), (4776, 37860), (5048, 35820), (5679, 31840), (5970, 30288), (6310, 28656), (6368, 28395), (7164, 25240), (7572, 23880), (7960, 22716), (8955, 20192), (9465, 19104), (9552, 18930), (10096, 17910), (11358, 15920), (11940, 15144), (12620, 14328)]