81488160

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1451}}^1$

素因数の和:1488

約数の個数: 192

約数和(自身を含む): 307359360

約数和(自身を除く): 225871200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1451, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 2902, 3120, 3510, 3744, 4320, 4353, 4680, 5616, 5804, 6240, 7020, 7255, 8706, 9360, 11232, 11608, 13059, 14040, 14510, 17412, 18720, 18863, 21765, 23216, 26118, 28080, 29020, 34824, 37726, 39177, 43530, 46432, 52236, 56160, 56589, 58040, 65295, 69648, 75452, 78354, 87060, 94315, 104472, 113178, 116080, 130590, 139296, 150904, 156708, 169767, 174120, 188630, 195885, 208944, 226356, 232160, 261180, 282945, 301808, 313416, 339534, 348240, 377260, 391770, 417888, 452712, 509301, 522360, 565890, 603616, 626832, 679068, 696480, 754520, 783540, 848835, 905424, 1018602, 1044720, 1131780, 1253664, 1358136, 1509040, 1567080, 1697670, 1810848, 2037204, 2089440, 2263560, 2546505, 2716272, 3018080, 3134160, 3395340, 4074408, 4527120, 5093010, 5432544, 6268320, 6790680, 8148816, 9054240, 10186020, 13581360, 16297632, 20372040, 27162720, 40744080, 81488160]

約数ペア:

[(1, 81488160), (2, 40744080), (3, 27162720), (4, 20372040), (5, 16297632), (6, 13581360), (8, 10186020), (9, 9054240), (10, 8148816), (12, 6790680), (13, 6268320), (15, 5432544), (16, 5093010), (18, 4527120), (20, 4074408), (24, 3395340), (26, 3134160), (27, 3018080), (30, 2716272), (32, 2546505), (36, 2263560), (39, 2089440), (40, 2037204), (45, 1810848), (48, 1697670), (52, 1567080), (54, 1509040), (60, 1358136), (65, 1253664), (72, 1131780), (78, 1044720), (80, 1018602), (90, 905424), (96, 848835), (104, 783540), (108, 754520), (117, 696480), (120, 679068), (130, 626832), (135, 603616), (144, 565890), (156, 522360), (160, 509301), (180, 452712), (195, 417888), (208, 391770), (216, 377260), (234, 348240), (240, 339534), (260, 313416), (270, 301808), (288, 282945), (312, 261180), (351, 232160), (360, 226356), (390, 208944), (416, 195885), (432, 188630), (468, 174120), (480, 169767), (520, 156708), (540, 150904), (585, 139296), (624, 130590), (702, 116080), (720, 113178), (780, 104472), (864, 94315), (936, 87060), (1040, 78354), (1080, 75452), (1170, 69648), (1248, 65295), (1404, 58040), (1440, 56589), (1451, 56160), (1560, 52236), (1755, 46432), (1872, 43530), (2080, 39177), (2160, 37726), (2340, 34824), (2808, 29020), (2902, 28080), (3120, 26118), (3510, 23216), (3744, 21765), (4320, 18863), (4353, 18720), (4680, 17412), (5616, 14510), (5804, 14040), (6240, 13059), (7020, 11608), (7255, 11232), (8706, 9360)]