240540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 712320

約数和(自身を除く): 471780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 211, 228, 285, 380, 422, 570, 633, 844, 1055, 1140, 1266, 2110, 2532, 3165, 4009, 4220, 6330, 8018, 12027, 12660, 16036, 20045, 24054, 40090, 48108, 60135, 80180, 120270, 240540]

約数ペア:

[(1, 240540), (2, 120270), (3, 80180), (4, 60135), (5, 48108), (6, 40090), (10, 24054), (12, 20045), (15, 16036), (19, 12660), (20, 12027), (30, 8018), (38, 6330), (57, 4220), (60, 4009), (76, 3165), (95, 2532), (114, 2110), (190, 1266), (211, 1140), (228, 1055), (285, 844), (380, 633), (422, 570)]