164509980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{144307}}^1$

素因数の和:144338

約数の個数: 48

約数和(自身を含む): 484874880

約数和(自身を除く): 320364900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 144307, 288614, 432921, 577228, 721535, 865842, 1443070, 1731684, 2164605, 2741833, 2886140, 4329210, 5483666, 8225499, 8658420, 10967332, 13709165, 16450998, 27418330, 32901996, 41127495, 54836660, 82254990, 164509980]

約数ペア:

[(1, 164509980), (2, 82254990), (3, 54836660), (4, 41127495), (5, 32901996), (6, 27418330), (10, 16450998), (12, 13709165), (15, 10967332), (19, 8658420), (20, 8225499), (30, 5483666), (38, 4329210), (57, 2886140), (60, 2741833), (76, 2164605), (95, 1731684), (114, 1443070), (190, 865842), (228, 721535), (285, 577228), (380, 432921), (570, 288614), (1140, 144307)]