71371320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20509}}^1$

素因数の和:20552

約数の個数: 64

約数和(自身を含む): 221508000

約数和(自身を除く): 150136680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 20509, 41018, 61527, 82036, 102545, 123054, 164072, 205090, 246108, 307635, 410180, 492216, 594761, 615270, 820360, 1189522, 1230540, 1784283, 2379044, 2461080, 2973805, 3568566, 4758088, 5947610, 7137132, 8921415, 11895220, 14274264, 17842830, 23790440, 35685660, 71371320]

約数ペア:

[(1, 71371320), (2, 35685660), (3, 23790440), (4, 17842830), (5, 14274264), (6, 11895220), (8, 8921415), (10, 7137132), (12, 5947610), (15, 4758088), (20, 3568566), (24, 2973805), (29, 2461080), (30, 2379044), (40, 1784283), (58, 1230540), (60, 1189522), (87, 820360), (116, 615270), (120, 594761), (145, 492216), (174, 410180), (232, 307635), (290, 246108), (348, 205090), (435, 164072), (580, 123054), (696, 102545), (870, 82036), (1160, 61527), (1740, 41018), (3480, 20509)]