861288840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{2392469}}^1$

素因数の和:2392486

約数の個数: 48

約数和(自身を含む): 2799189900

約数和(自身を除く): 1937901060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 2392469, 4784938, 7177407, 9569876, 11962345, 14354814, 19139752, 21532221, 23924690, 28709628, 35887035, 43064442, 47849380, 57419256, 71774070, 86128884, 95698760, 107661105, 143548140, 172257768, 215322210, 287096280, 430644420, 861288840]

約数ペア:

[(1, 861288840), (2, 430644420), (3, 287096280), (4, 215322210), (5, 172257768), (6, 143548140), (8, 107661105), (9, 95698760), (10, 86128884), (12, 71774070), (15, 57419256), (18, 47849380), (20, 43064442), (24, 35887035), (30, 28709628), (36, 23924690), (40, 21532221), (45, 19139752), (60, 14354814), (72, 11962345), (90, 9569876), (120, 7177407), (180, 4784938), (360, 2392469)]