328217880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20879}}^1$

素因数の和:21024

約数の個数: 64

約数和(自身を含む): 992217600

約数和(自身を除く): 663999720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 15720, 20879, 41758, 62637, 83516, 104395, 125274, 167032, 208790, 250548, 313185, 417580, 501096, 626370, 835160, 1252740, 2505480, 2735149, 5470298, 8205447, 10940596, 13675745, 16410894, 21881192, 27351490, 32821788, 41027235, 54702980, 65643576, 82054470, 109405960, 164108940, 328217880]

約数ペア:

[(1, 328217880), (2, 164108940), (3, 109405960), (4, 82054470), (5, 65643576), (6, 54702980), (8, 41027235), (10, 32821788), (12, 27351490), (15, 21881192), (20, 16410894), (24, 13675745), (30, 10940596), (40, 8205447), (60, 5470298), (120, 2735149), (131, 2505480), (262, 1252740), (393, 835160), (524, 626370), (655, 501096), (786, 417580), (1048, 313185), (1310, 250548), (1572, 208790), (1965, 167032), (2620, 125274), (3144, 104395), (3930, 83516), (5240, 62637), (7860, 41758), (15720, 20879)]