137776020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5903}}^1$

素因数の和:6304

約数の個数: 48

約数和(自身を含む): 386830080

約数和(自身を除く): 249054060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 778, 1167, 1556, 1945, 2334, 3890, 4668, 5835, 5903, 7780, 11670, 11806, 17709, 23340, 23612, 29515, 35418, 59030, 70836, 88545, 118060, 177090, 354180, 2296267, 4592534, 6888801, 9185068, 11481335, 13777602, 22962670, 27555204, 34444005, 45925340, 68888010, 137776020]

約数ペア:

[(1, 137776020), (2, 68888010), (3, 45925340), (4, 34444005), (5, 27555204), (6, 22962670), (10, 13777602), (12, 11481335), (15, 9185068), (20, 6888801), (30, 4592534), (60, 2296267), (389, 354180), (778, 177090), (1167, 118060), (1556, 88545), (1945, 70836), (2334, 59030), (3890, 35418), (4668, 29515), (5835, 23612), (5903, 23340), (7780, 17709), (11670, 11806)]