19460880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:349

約数の個数: 120

約数和(自身を含む): 66156480

約数和(自身を除く): 46695600

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, 151, 179, 180, 240, 302, 358, 360, 453, 537, 604, 716, 720, 755, 895, 906, 1074, 1208, 1359, 1432, 1510, 1611, 1790, 1812, 2148, 2265, 2416, 2685, 2718, 2864, 3020, 3222, 3580, 3624, 4296, 4530, 5370, 5436, 6040, 6444, 6795, 7160, 7248, 8055, 8592, 9060, 10740, 10872, 12080, 12888, 13590, 14320, 16110, 18120, 21480, 21744, 25776, 27029, 27180, 32220, 36240, 42960, 54058, 54360, 64440, 81087, 108116, 108720, 128880, 135145, 162174, 216232, 243261, 270290, 324348, 405435, 432464, 486522, 540580, 648696, 810870, 973044, 1081160, 1216305, 1297392, 1621740, 1946088, 2162320, 2432610, 3243480, 3892176, 4865220, 6486960, 9730440, 19460880]

約数ペア:

[(1, 19460880), (2, 9730440), (3, 6486960), (4, 4865220), (5, 3892176), (6, 3243480), (8, 2432610), (9, 2162320), (10, 1946088), (12, 1621740), (15, 1297392), (16, 1216305), (18, 1081160), (20, 973044), (24, 810870), (30, 648696), (36, 540580), (40, 486522), (45, 432464), (48, 405435), (60, 324348), (72, 270290), (80, 243261), (90, 216232), (120, 162174), (144, 135145), (151, 128880), (179, 108720), (180, 108116), (240, 81087), (302, 64440), (358, 54360), (360, 54058), (453, 42960), (537, 36240), (604, 32220), (716, 27180), (720, 27029), (755, 25776), (895, 21744), (906, 21480), (1074, 18120), (1208, 16110), (1359, 14320), (1432, 13590), (1510, 12888), (1611, 12080), (1790, 10872), (1812, 10740), (2148, 9060), (2265, 8592), (2416, 8055), (2685, 7248), (2718, 7160), (2864, 6795), (3020, 6444), (3222, 6040), (3580, 5436), (3624, 5370), (4296, 4530)]