81168480

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{6263}}^1$

素因数の和:6290

約数の個数: 120

約数和(自身を含む): 286502832

約数和(自身を除く): 205334352

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, 6263, 6480, 12526, 12960, 18789, 25052, 31315, 37578, 50104, 56367, 62630, 75156, 93945, 100208, 112734, 125260, 150312, 169101, 187890, 200416, 225468, 250520, 281835, 300624, 338202, 375780, 450936, 501040, 507303, 563670, 601248, 676404, 751560, 845505, 901872, 1002080, 1014606, 1127340, 1352808, 1503120, 1691010, 1803744, 2029212, 2254680, 2536515, 2705616, 3006240, 3382020, 4058424, 4509360, 5073030, 5411232, 6764040, 8116848, 9018720, 10146060, 13528080, 16233696, 20292120, 27056160, 40584240, 81168480]

約数ペア:

[(1, 81168480), (2, 40584240), (3, 27056160), (4, 20292120), (5, 16233696), (6, 13528080), (8, 10146060), (9, 9018720), (10, 8116848), (12, 6764040), (15, 5411232), (16, 5073030), (18, 4509360), (20, 4058424), (24, 3382020), (27, 3006240), (30, 2705616), (32, 2536515), (36, 2254680), (40, 2029212), (45, 1803744), (48, 1691010), (54, 1503120), (60, 1352808), (72, 1127340), (80, 1014606), (81, 1002080), (90, 901872), (96, 845505), (108, 751560), (120, 676404), (135, 601248), (144, 563670), (160, 507303), (162, 501040), (180, 450936), (216, 375780), (240, 338202), (270, 300624), (288, 281835), (324, 250520), (360, 225468), (405, 200416), (432, 187890), (480, 169101), (540, 150312), (648, 125260), (720, 112734), (810, 100208), (864, 93945), (1080, 75156), (1296, 62630), (1440, 56367), (1620, 50104), (2160, 37578), (2592, 31315), (3240, 25052), (4320, 18789), (6263, 12960), (6480, 12526)]