7742720

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 19426176

約数和(自身を除く): 11683456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 263, 320, 368, 460, 526, 640, 736, 920, 1052, 1280, 1315, 1472, 1840, 2104, 2630, 2944, 3680, 4208, 5260, 5888, 6049, 7360, 8416, 10520, 12098, 14720, 16832, 21040, 24196, 29440, 30245, 33664, 42080, 48392, 60490, 67328, 84160, 96784, 120980, 168320, 193568, 241960, 336640, 387136, 483920, 774272, 967840, 1548544, 1935680, 3871360, 7742720]

約数ペア:

[(1, 7742720), (2, 3871360), (4, 1935680), (5, 1548544), (8, 967840), (10, 774272), (16, 483920), (20, 387136), (23, 336640), (32, 241960), (40, 193568), (46, 168320), (64, 120980), (80, 96784), (92, 84160), (115, 67328), (128, 60490), (160, 48392), (184, 42080), (230, 33664), (256, 30245), (263, 29440), (320, 24196), (368, 21040), (460, 16832), (526, 14720), (640, 12098), (736, 10520), (920, 8416), (1052, 7360), (1280, 6049), (1315, 5888), (1472, 5260), (1840, 4208), (2104, 3680), (2630, 2944)]