71139870

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1237}}^1$

素因数の和:1327

約数の個数: 80

約数和(自身を含む): 194138208

約数和(自身を除く): 122998338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 81, 90, 135, 142, 162, 213, 270, 355, 405, 426, 639, 710, 810, 1065, 1237, 1278, 1917, 2130, 2474, 3195, 3711, 3834, 5751, 6185, 6390, 7422, 9585, 11133, 11502, 12370, 18555, 19170, 22266, 28755, 33399, 37110, 55665, 57510, 66798, 87827, 100197, 111330, 166995, 175654, 200394, 263481, 333990, 439135, 500985, 526962, 790443, 878270, 1001970, 1317405, 1580886, 2371329, 2634810, 3952215, 4742658, 7113987, 7904430, 11856645, 14227974, 23713290, 35569935, 71139870]

約数ペア:

[(1, 71139870), (2, 35569935), (3, 23713290), (5, 14227974), (6, 11856645), (9, 7904430), (10, 7113987), (15, 4742658), (18, 3952215), (27, 2634810), (30, 2371329), (45, 1580886), (54, 1317405), (71, 1001970), (81, 878270), (90, 790443), (135, 526962), (142, 500985), (162, 439135), (213, 333990), (270, 263481), (355, 200394), (405, 175654), (426, 166995), (639, 111330), (710, 100197), (810, 87827), (1065, 66798), (1237, 57510), (1278, 55665), (1917, 37110), (2130, 33399), (2474, 28755), (3195, 22266), (3711, 19170), (3834, 18555), (5751, 12370), (6185, 11502), (6390, 11133), (7422, 9585)]