161301780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5857}}^1$

素因数の和:5895

約数の個数: 120

約数和(自身を含む): 535866408

約数和(自身を除く): 374564628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 255, 270, 306, 324, 340, 405, 459, 510, 540, 612, 765, 810, 918, 1020, 1377, 1530, 1620, 1836, 2295, 2754, 3060, 4590, 5508, 5857, 6885, 9180, 11714, 13770, 17571, 23428, 27540, 29285, 35142, 52713, 58570, 70284, 87855, 99569, 105426, 117140, 158139, 175710, 199138, 210852, 263565, 298707, 316278, 351420, 398276, 474417, 497845, 527130, 597414, 632556, 790695, 896121, 948834, 995690, 1054260, 1194828, 1493535, 1581390, 1792242, 1897668, 1991380, 2372085, 2688363, 2987070, 3162780, 3584484, 4480605, 4744170, 5376726, 5974140, 8065089, 8961210, 9488340, 10753452, 13441815, 16130178, 17922420, 26883630, 32260356, 40325445, 53767260, 80650890, 161301780]

約数ペア:

[(1, 161301780), (2, 80650890), (3, 53767260), (4, 40325445), (5, 32260356), (6, 26883630), (9, 17922420), (10, 16130178), (12, 13441815), (15, 10753452), (17, 9488340), (18, 8961210), (20, 8065089), (27, 5974140), (30, 5376726), (34, 4744170), (36, 4480605), (45, 3584484), (51, 3162780), (54, 2987070), (60, 2688363), (68, 2372085), (81, 1991380), (85, 1897668), (90, 1792242), (102, 1581390), (108, 1493535), (135, 1194828), (153, 1054260), (162, 995690), (170, 948834), (180, 896121), (204, 790695), (255, 632556), (270, 597414), (306, 527130), (324, 497845), (340, 474417), (405, 398276), (459, 351420), (510, 316278), (540, 298707), (612, 263565), (765, 210852), (810, 199138), (918, 175710), (1020, 158139), (1377, 117140), (1530, 105426), (1620, 99569), (1836, 87855), (2295, 70284), (2754, 58570), (3060, 52713), (4590, 35142), (5508, 29285), (5857, 27540), (6885, 23428), (9180, 17571), (11714, 13770)]