221330880

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{8539}}^1$

素因数の和:8568

約数の個数: 140

約数和(自身を含む): 787405080

約数和(自身を除く): 566074200

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, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8539, 8640, 12960, 17078, 25617, 25920, 34156, 42695, 51234, 68312, 76851, 85390, 102468, 128085, 136624, 153702, 170780, 204936, 230553, 256170, 273248, 307404, 341560, 384255, 409872, 461106, 512340, 546496, 614808, 683120, 691659, 768510, 819744, 922212, 1024680, 1152765, 1229616, 1366240, 1383318, 1537020, 1639488, 1844424, 2049360, 2305530, 2459232, 2732480, 2766636, 3074040, 3458295, 3688848, 4098720, 4611060, 4918464, 5533272, 6148080, 6916590, 7377696, 8197440, 9222120, 11066544, 12296160, 13833180, 14755392, 18444240, 22133088, 24592320, 27666360, 36888480, 44266176, 55332720, 73776960, 110665440, 221330880]

約数ペア:

[(1, 221330880), (2, 110665440), (3, 73776960), (4, 55332720), (5, 44266176), (6, 36888480), (8, 27666360), (9, 24592320), (10, 22133088), (12, 18444240), (15, 14755392), (16, 13833180), (18, 12296160), (20, 11066544), (24, 9222120), (27, 8197440), (30, 7377696), (32, 6916590), (36, 6148080), (40, 5533272), (45, 4918464), (48, 4611060), (54, 4098720), (60, 3688848), (64, 3458295), (72, 3074040), (80, 2766636), (81, 2732480), (90, 2459232), (96, 2305530), (108, 2049360), (120, 1844424), (135, 1639488), (144, 1537020), (160, 1383318), (162, 1366240), (180, 1229616), (192, 1152765), (216, 1024680), (240, 922212), (270, 819744), (288, 768510), (320, 691659), (324, 683120), (360, 614808), (405, 546496), (432, 512340), (480, 461106), (540, 409872), (576, 384255), (648, 341560), (720, 307404), (810, 273248), (864, 256170), (960, 230553), (1080, 204936), (1296, 170780), (1440, 153702), (1620, 136624), (1728, 128085), (2160, 102468), (2592, 85390), (2880, 76851), (3240, 68312), (4320, 51234), (5184, 42695), (6480, 34156), (8539, 25920), (8640, 25617), (12960, 17078)]