81782040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4903}}^1$

素因数の和:5056

約数の個数: 64

約数和(自身を含む): 247161600

約数和(自身を除く): 165379560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 4903, 5560, 8340, 9806, 14709, 16680, 19612, 24515, 29418, 39224, 49030, 58836, 73545, 98060, 117672, 147090, 196120, 294180, 588360, 681517, 1363034, 2044551, 2726068, 3407585, 4089102, 5452136, 6815170, 8178204, 10222755, 13630340, 16356408, 20445510, 27260680, 40891020, 81782040]

約数ペア:

[(1, 81782040), (2, 40891020), (3, 27260680), (4, 20445510), (5, 16356408), (6, 13630340), (8, 10222755), (10, 8178204), (12, 6815170), (15, 5452136), (20, 4089102), (24, 3407585), (30, 2726068), (40, 2044551), (60, 1363034), (120, 681517), (139, 588360), (278, 294180), (417, 196120), (556, 147090), (695, 117672), (834, 98060), (1112, 73545), (1390, 58836), (1668, 49030), (2085, 39224), (2780, 29418), (3336, 24515), (4170, 19612), (4903, 16680), (5560, 14709), (8340, 9806)]