31589040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{18803}}^1$

素因数の和:18826

約数の個数: 80

約数和(自身を含む): 111921408

約数和(自身を除く): 80332368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 18803, 37606, 56409, 75212, 94015, 112818, 131621, 150424, 188030, 225636, 263242, 282045, 300848, 376060, 394863, 451272, 526484, 564090, 658105, 752120, 789726, 902544, 1052968, 1128180, 1316210, 1504240, 1579452, 1974315, 2105936, 2256360, 2632420, 3158904, 3948630, 4512720, 5264840, 6317808, 7897260, 10529680, 15794520, 31589040]

約数ペア:

[(1, 31589040), (2, 15794520), (3, 10529680), (4, 7897260), (5, 6317808), (6, 5264840), (7, 4512720), (8, 3948630), (10, 3158904), (12, 2632420), (14, 2256360), (15, 2105936), (16, 1974315), (20, 1579452), (21, 1504240), (24, 1316210), (28, 1128180), (30, 1052968), (35, 902544), (40, 789726), (42, 752120), (48, 658105), (56, 564090), (60, 526484), (70, 451272), (80, 394863), (84, 376060), (105, 300848), (112, 282045), (120, 263242), (140, 225636), (168, 188030), (210, 150424), (240, 131621), (280, 112818), (336, 94015), (420, 75212), (560, 56409), (840, 37606), (1680, 18803)]