81704880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3067}}^1$

素因数の和:3123

約数の個数: 120

約数和(自身を含む): 281900112

約数和(自身を除く): 200195232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 222, 240, 296, 333, 360, 370, 444, 555, 592, 666, 720, 740, 888, 1110, 1332, 1480, 1665, 1776, 2220, 2664, 2960, 3067, 3330, 4440, 5328, 6134, 6660, 8880, 9201, 12268, 13320, 15335, 18402, 24536, 26640, 27603, 30670, 36804, 46005, 49072, 55206, 61340, 73608, 92010, 110412, 113479, 122680, 138015, 147216, 184020, 220824, 226958, 245360, 276030, 340437, 368040, 441648, 453916, 552060, 567395, 680874, 736080, 907832, 1021311, 1104120, 1134790, 1361748, 1702185, 1815664, 2042622, 2208240, 2269580, 2723496, 3404370, 4085244, 4539160, 5106555, 5446992, 6808740, 8170488, 9078320, 10213110, 13617480, 16340976, 20426220, 27234960, 40852440, 81704880]

約数ペア:

[(1, 81704880), (2, 40852440), (3, 27234960), (4, 20426220), (5, 16340976), (6, 13617480), (8, 10213110), (9, 9078320), (10, 8170488), (12, 6808740), (15, 5446992), (16, 5106555), (18, 4539160), (20, 4085244), (24, 3404370), (30, 2723496), (36, 2269580), (37, 2208240), (40, 2042622), (45, 1815664), (48, 1702185), (60, 1361748), (72, 1134790), (74, 1104120), (80, 1021311), (90, 907832), (111, 736080), (120, 680874), (144, 567395), (148, 552060), (180, 453916), (185, 441648), (222, 368040), (240, 340437), (296, 276030), (333, 245360), (360, 226958), (370, 220824), (444, 184020), (555, 147216), (592, 138015), (666, 122680), (720, 113479), (740, 110412), (888, 92010), (1110, 73608), (1332, 61340), (1480, 55206), (1665, 49072), (1776, 46005), (2220, 36804), (2664, 30670), (2960, 27603), (3067, 26640), (3330, 24536), (4440, 18402), (5328, 15335), (6134, 13320), (6660, 12268), (8880, 9201)]