253910720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{431}}^1$

素因数の和:718

約数の個数: 112

約数和(自身を含む): 695236608

約数和(自身を除く): 441325888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 263, 280, 320, 431, 448, 526, 560, 862, 1052, 1120, 1315, 1724, 1841, 2104, 2155, 2240, 2630, 3017, 3448, 3682, 4208, 4310, 5260, 6034, 6896, 7364, 8416, 8620, 9205, 10520, 12068, 13792, 14728, 15085, 16832, 17240, 18410, 21040, 24136, 27584, 29456, 30170, 34480, 36820, 42080, 48272, 58912, 60340, 68960, 73640, 84160, 96544, 113353, 117824, 120680, 137920, 147280, 193088, 226706, 241360, 294560, 453412, 482720, 566765, 589120, 793471, 906824, 965440, 1133530, 1586942, 1813648, 2267060, 3173884, 3627296, 3967355, 4534120, 6347768, 7254592, 7934710, 9068240, 12695536, 15869420, 18136480, 25391072, 31738840, 36272960, 50782144, 63477680, 126955360, 253910720]

約数ペア:

[(1, 253910720), (2, 126955360), (4, 63477680), (5, 50782144), (7, 36272960), (8, 31738840), (10, 25391072), (14, 18136480), (16, 15869420), (20, 12695536), (28, 9068240), (32, 7934710), (35, 7254592), (40, 6347768), (56, 4534120), (64, 3967355), (70, 3627296), (80, 3173884), (112, 2267060), (140, 1813648), (160, 1586942), (224, 1133530), (263, 965440), (280, 906824), (320, 793471), (431, 589120), (448, 566765), (526, 482720), (560, 453412), (862, 294560), (1052, 241360), (1120, 226706), (1315, 193088), (1724, 147280), (1841, 137920), (2104, 120680), (2155, 117824), (2240, 113353), (2630, 96544), (3017, 84160), (3448, 73640), (3682, 68960), (4208, 60340), (4310, 58912), (5260, 48272), (6034, 42080), (6896, 36820), (7364, 34480), (8416, 30170), (8620, 29456), (9205, 27584), (10520, 24136), (12068, 21040), (13792, 18410), (14728, 17240), (15085, 16832)]