81266760

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1601}}^1$

素因数の和:1668

約数の個数: 128

約数和(自身を含む): 276825600

約数和(自身を除く): 195558840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 47, 54, 60, 72, 90, 94, 108, 120, 135, 141, 180, 188, 216, 235, 270, 282, 360, 376, 423, 470, 540, 564, 705, 846, 940, 1080, 1128, 1269, 1410, 1601, 1692, 1880, 2115, 2538, 2820, 3202, 3384, 4230, 4803, 5076, 5640, 6345, 6404, 8005, 8460, 9606, 10152, 12690, 12808, 14409, 16010, 16920, 19212, 24015, 25380, 28818, 32020, 38424, 43227, 48030, 50760, 57636, 64040, 72045, 75247, 86454, 96060, 115272, 144090, 150494, 172908, 192120, 216135, 225741, 288180, 300988, 345816, 376235, 432270, 451482, 576360, 601976, 677223, 752470, 864540, 902964, 1128705, 1354446, 1504940, 1729080, 1805928, 2031669, 2257410, 2708892, 3009880, 3386115, 4063338, 4514820, 5417784, 6772230, 8126676, 9029640, 10158345, 13544460, 16253352, 20316690, 27088920, 40633380, 81266760]

約数ペア:

[(1, 81266760), (2, 40633380), (3, 27088920), (4, 20316690), (5, 16253352), (6, 13544460), (8, 10158345), (9, 9029640), (10, 8126676), (12, 6772230), (15, 5417784), (18, 4514820), (20, 4063338), (24, 3386115), (27, 3009880), (30, 2708892), (36, 2257410), (40, 2031669), (45, 1805928), (47, 1729080), (54, 1504940), (60, 1354446), (72, 1128705), (90, 902964), (94, 864540), (108, 752470), (120, 677223), (135, 601976), (141, 576360), (180, 451482), (188, 432270), (216, 376235), (235, 345816), (270, 300988), (282, 288180), (360, 225741), (376, 216135), (423, 192120), (470, 172908), (540, 150494), (564, 144090), (705, 115272), (846, 96060), (940, 86454), (1080, 75247), (1128, 72045), (1269, 64040), (1410, 57636), (1601, 50760), (1692, 48030), (1880, 43227), (2115, 38424), (2538, 32020), (2820, 28818), (3202, 25380), (3384, 24015), (4230, 19212), (4803, 16920), (5076, 16010), (5640, 14409), (6345, 12808), (6404, 12690), (8005, 10152), (8460, 9606)]