131204280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4903}}^1$

素因数の和:5140

約数の個数: 64

約数和(自身を含む): 395458560

約数和(自身を除く): 264254280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 223, 446, 669, 892, 1115, 1338, 1784, 2230, 2676, 3345, 4460, 4903, 5352, 6690, 8920, 9806, 13380, 14709, 19612, 24515, 26760, 29418, 39224, 49030, 58836, 73545, 98060, 117672, 147090, 196120, 294180, 588360, 1093369, 2186738, 3280107, 4373476, 5466845, 6560214, 8746952, 10933690, 13120428, 16400535, 21867380, 26240856, 32801070, 43734760, 65602140, 131204280]

約数ペア:

[(1, 131204280), (2, 65602140), (3, 43734760), (4, 32801070), (5, 26240856), (6, 21867380), (8, 16400535), (10, 13120428), (12, 10933690), (15, 8746952), (20, 6560214), (24, 5466845), (30, 4373476), (40, 3280107), (60, 2186738), (120, 1093369), (223, 588360), (446, 294180), (669, 196120), (892, 147090), (1115, 117672), (1338, 98060), (1784, 73545), (2230, 58836), (2676, 49030), (3345, 39224), (4460, 29418), (4903, 26760), (5352, 24515), (6690, 19612), (8920, 14709), (9806, 13380)]