71290620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{601}}^1\times {\mathrm{659}}^1$

素因数の和:1275

約数の個数: 72

約数和(自身を含む): 216936720

約数和(自身を除く): 145646100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 601, 659, 1202, 1318, 1803, 1977, 2404, 2636, 3005, 3295, 3606, 3954, 5409, 5931, 6010, 6590, 7212, 7908, 9015, 9885, 10818, 11862, 12020, 13180, 18030, 19770, 21636, 23724, 27045, 29655, 36060, 39540, 54090, 59310, 108180, 118620, 396059, 792118, 1188177, 1584236, 1980295, 2376354, 3564531, 3960590, 4752708, 5940885, 7129062, 7921180, 11881770, 14258124, 17822655, 23763540, 35645310, 71290620]

約数ペア:

[(1, 71290620), (2, 35645310), (3, 23763540), (4, 17822655), (5, 14258124), (6, 11881770), (9, 7921180), (10, 7129062), (12, 5940885), (15, 4752708), (18, 3960590), (20, 3564531), (30, 2376354), (36, 1980295), (45, 1584236), (60, 1188177), (90, 792118), (180, 396059), (601, 118620), (659, 108180), (1202, 59310), (1318, 54090), (1803, 39540), (1977, 36060), (2404, 29655), (2636, 27045), (3005, 23724), (3295, 21636), (3606, 19770), (3954, 18030), (5409, 13180), (5931, 12020), (6010, 11862), (6590, 10818), (7212, 9885), (7908, 9015)]