81523440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{113227}}^1$

素因数の和:113246

約数の個数: 60

約数和(自身を含む): 273785304

約数和(自身を除く): 192261864

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 113227, 226454, 339681, 452908, 566135, 679362, 905816, 1019043, 1132270, 1358724, 1698405, 1811632, 2038086, 2264540, 2717448, 3396810, 4076172, 4529080, 5095215, 5434896, 6793620, 8152344, 9058160, 10190430, 13587240, 16304688, 20380860, 27174480, 40761720, 81523440]

約数ペア:

[(1, 81523440), (2, 40761720), (3, 27174480), (4, 20380860), (5, 16304688), (6, 13587240), (8, 10190430), (9, 9058160), (10, 8152344), (12, 6793620), (15, 5434896), (16, 5095215), (18, 4529080), (20, 4076172), (24, 3396810), (30, 2717448), (36, 2264540), (40, 2038086), (45, 1811632), (48, 1698405), (60, 1358724), (72, 1132270), (80, 1019043), (90, 905816), (120, 679362), (144, 566135), (180, 452908), (240, 339681), (360, 226454), (720, 113227)]