2160585

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^3$

素因数の和:75

約数の個数: 48

約数和(自身を含む): 4517760

約数和(自身を除く): 2357175

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 361, 399, 665, 855, 1083, 1197, 1805, 1995, 2527, 3249, 5415, 5985, 6859, 7581, 12635, 16245, 20577, 22743, 34295, 37905, 48013, 61731, 102885, 113715, 144039, 240065, 308655, 432117, 720195, 2160585]

約数ペア:

[(1, 2160585), (3, 720195), (5, 432117), (7, 308655), (9, 240065), (15, 144039), (19, 113715), (21, 102885), (35, 61731), (45, 48013), (57, 37905), (63, 34295), (95, 22743), (105, 20577), (133, 16245), (171, 12635), (285, 7581), (315, 6859), (361, 5985), (399, 5415), (665, 3249), (855, 2527), (1083, 1995), (1197, 1805)]