87881760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{6781}}^1$

素因数の和:6808

約数の個数: 120

約数和(自身を含む): 310195116

約数和(自身を除く): 222313356

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, 6781, 12960, 13562, 20343, 27124, 33905, 40686, 54248, 61029, 67810, 81372, 101715, 108496, 122058, 135620, 162744, 183087, 203430, 216992, 244116, 271240, 305145, 325488, 366174, 406860, 488232, 542480, 549261, 610290, 650976, 732348, 813720, 915435, 976464, 1084960, 1098522, 1220580, 1464696, 1627440, 1830870, 1952928, 2197044, 2441160, 2746305, 2929392, 3254880, 3661740, 4394088, 4882320, 5492610, 5858784, 7323480, 8788176, 9764640, 10985220, 14646960, 17576352, 21970440, 29293920, 43940880, 87881760]

約数ペア:

[(1, 87881760), (2, 43940880), (3, 29293920), (4, 21970440), (5, 17576352), (6, 14646960), (8, 10985220), (9, 9764640), (10, 8788176), (12, 7323480), (15, 5858784), (16, 5492610), (18, 4882320), (20, 4394088), (24, 3661740), (27, 3254880), (30, 2929392), (32, 2746305), (36, 2441160), (40, 2197044), (45, 1952928), (48, 1830870), (54, 1627440), (60, 1464696), (72, 1220580), (80, 1098522), (81, 1084960), (90, 976464), (96, 915435), (108, 813720), (120, 732348), (135, 650976), (144, 610290), (160, 549261), (162, 542480), (180, 488232), (216, 406860), (240, 366174), (270, 325488), (288, 305145), (324, 271240), (360, 244116), (405, 216992), (432, 203430), (480, 183087), (540, 162744), (648, 135620), (720, 122058), (810, 108496), (864, 101715), (1080, 81372), (1296, 67810), (1440, 61029), (1620, 54248), (2160, 40686), (2592, 33905), (3240, 27124), (4320, 20343), (6480, 13562), (6781, 12960)]