163992640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{409}}^1$

素因数の和:612

約数の個数: 112

約数和(自身を含む): 449884800

約数和(自身を除く): 285892160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 179, 224, 280, 320, 358, 409, 448, 560, 716, 818, 895, 1120, 1253, 1432, 1636, 1790, 2045, 2240, 2506, 2863, 2864, 3272, 3580, 4090, 5012, 5726, 5728, 6265, 6544, 7160, 8180, 10024, 11452, 11456, 12530, 13088, 14315, 14320, 16360, 20048, 22904, 25060, 26176, 28630, 28640, 32720, 40096, 45808, 50120, 57260, 57280, 65440, 73211, 80192, 91616, 100240, 114520, 130880, 146422, 183232, 200480, 229040, 292844, 366055, 400960, 458080, 512477, 585688, 732110, 916160, 1024954, 1171376, 1464220, 2049908, 2342752, 2562385, 2928440, 4099816, 4685504, 5124770, 5856880, 8199632, 10249540, 11713760, 16399264, 20499080, 23427520, 32798528, 40998160, 81996320, 163992640]

約数ペア:

[(1, 163992640), (2, 81996320), (4, 40998160), (5, 32798528), (7, 23427520), (8, 20499080), (10, 16399264), (14, 11713760), (16, 10249540), (20, 8199632), (28, 5856880), (32, 5124770), (35, 4685504), (40, 4099816), (56, 2928440), (64, 2562385), (70, 2342752), (80, 2049908), (112, 1464220), (140, 1171376), (160, 1024954), (179, 916160), (224, 732110), (280, 585688), (320, 512477), (358, 458080), (409, 400960), (448, 366055), (560, 292844), (716, 229040), (818, 200480), (895, 183232), (1120, 146422), (1253, 130880), (1432, 114520), (1636, 100240), (1790, 91616), (2045, 80192), (2240, 73211), (2506, 65440), (2863, 57280), (2864, 57260), (3272, 50120), (3580, 45808), (4090, 40096), (5012, 32720), (5726, 28640), (5728, 28630), (6265, 26176), (6544, 25060), (7160, 22904), (8180, 20048), (10024, 16360), (11452, 14320), (11456, 14315), (12530, 13088)]