290420640

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{22409}}^1$

素因数の和:22436

約数の個数: 120

約数和(自身を含む): 1024988580

約数和(自身を除く): 734567940

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, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 22409, 44818, 67227, 89636, 112045, 134454, 179272, 201681, 224090, 268908, 336135, 358544, 403362, 448180, 537816, 605043, 672270, 717088, 806724, 896360, 1008405, 1075632, 1210086, 1344540, 1613448, 1792720, 1815129, 2016810, 2151264, 2420172, 2689080, 3025215, 3226896, 3585440, 3630258, 4033620, 4840344, 5378160, 6050430, 6453792, 7260516, 8067240, 9075645, 9680688, 10756320, 12100860, 14521032, 16134480, 18151290, 19361376, 24201720, 29042064, 32268960, 36302580, 48403440, 58084128, 72605160, 96806880, 145210320, 290420640]

約数ペア:

[(1, 290420640), (2, 145210320), (3, 96806880), (4, 72605160), (5, 58084128), (6, 48403440), (8, 36302580), (9, 32268960), (10, 29042064), (12, 24201720), (15, 19361376), (16, 18151290), (18, 16134480), (20, 14521032), (24, 12100860), (27, 10756320), (30, 9680688), (32, 9075645), (36, 8067240), (40, 7260516), (45, 6453792), (48, 6050430), (54, 5378160), (60, 4840344), (72, 4033620), (80, 3630258), (81, 3585440), (90, 3226896), (96, 3025215), (108, 2689080), (120, 2420172), (135, 2151264), (144, 2016810), (160, 1815129), (162, 1792720), (180, 1613448), (216, 1344540), (240, 1210086), (270, 1075632), (288, 1008405), (324, 896360), (360, 806724), (405, 717088), (432, 672270), (480, 605043), (540, 537816), (648, 448180), (720, 403362), (810, 358544), (864, 336135), (1080, 268908), (1296, 224090), (1440, 201681), (1620, 179272), (2160, 134454), (2592, 112045), (3240, 89636), (4320, 67227), (6480, 44818), (12960, 22409)]