320410890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{449}}^1\times {\mathrm{881}}^1$

素因数の和:1349

約数の個数: 80

約数和(自身を含む): 864448200

約数和(自身を除く): 544037310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 449, 810, 881, 898, 1347, 1762, 2245, 2643, 2694, 4041, 4405, 4490, 5286, 6735, 7929, 8082, 8810, 12123, 13215, 13470, 15858, 20205, 23787, 24246, 26430, 36369, 39645, 40410, 47574, 60615, 71361, 72738, 79290, 118935, 121230, 142722, 181845, 237870, 356805, 363690, 395569, 713610, 791138, 1186707, 1977845, 2373414, 3560121, 3955690, 5933535, 7120242, 10680363, 11867070, 17800605, 21360726, 32041089, 35601210, 53401815, 64082178, 106803630, 160205445, 320410890]

約数ペア:

[(1, 320410890), (2, 160205445), (3, 106803630), (5, 64082178), (6, 53401815), (9, 35601210), (10, 32041089), (15, 21360726), (18, 17800605), (27, 11867070), (30, 10680363), (45, 7120242), (54, 5933535), (81, 3955690), (90, 3560121), (135, 2373414), (162, 1977845), (270, 1186707), (405, 791138), (449, 713610), (810, 395569), (881, 363690), (898, 356805), (1347, 237870), (1762, 181845), (2245, 142722), (2643, 121230), (2694, 118935), (4041, 79290), (4405, 72738), (4490, 71361), (5286, 60615), (6735, 47574), (7929, 40410), (8082, 39645), (8810, 36369), (12123, 26430), (13215, 24246), (13470, 23787), (15858, 20205)]