31523520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{4691}}^1$

素因数の和:4718

約数の個数: 112

約数和(自身を含む): 114409728

約数和(自身を除く): 82886208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 4691, 6720, 9382, 14073, 18764, 23455, 28146, 32837, 37528, 46910, 56292, 65674, 70365, 75056, 93820, 98511, 112584, 131348, 140730, 150112, 164185, 187640, 197022, 225168, 262696, 281460, 300224, 328370, 375280, 394044, 450336, 492555, 525392, 562920, 656740, 750560, 788088, 900672, 985110, 1050784, 1125840, 1313480, 1501120, 1576176, 1970220, 2101568, 2251680, 2626960, 3152352, 3940440, 4503360, 5253920, 6304704, 7880880, 10507840, 15761760, 31523520]

約数ペア:

[(1, 31523520), (2, 15761760), (3, 10507840), (4, 7880880), (5, 6304704), (6, 5253920), (7, 4503360), (8, 3940440), (10, 3152352), (12, 2626960), (14, 2251680), (15, 2101568), (16, 1970220), (20, 1576176), (21, 1501120), (24, 1313480), (28, 1125840), (30, 1050784), (32, 985110), (35, 900672), (40, 788088), (42, 750560), (48, 656740), (56, 562920), (60, 525392), (64, 492555), (70, 450336), (80, 394044), (84, 375280), (96, 328370), (105, 300224), (112, 281460), (120, 262696), (140, 225168), (160, 197022), (168, 187640), (192, 164185), (210, 150112), (224, 140730), (240, 131348), (280, 112584), (320, 98511), (336, 93820), (420, 75056), (448, 70365), (480, 65674), (560, 56292), (672, 46910), (840, 37528), (960, 32837), (1120, 28146), (1344, 23455), (1680, 18764), (2240, 14073), (3360, 9382), (4691, 6720)]