249532720

素因数分解:

$2^4\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{3061}}^1$

素因数の和:4093

約数の個数: 40

約数和(自身を含む): 580922640

約数和(自身を除く): 331389920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1019, 2038, 3061, 4076, 5095, 6122, 8152, 10190, 12244, 15305, 16304, 20380, 24488, 30610, 40760, 48976, 61220, 81520, 122440, 244880, 3119159, 6238318, 12476636, 15595795, 24953272, 31191590, 49906544, 62383180, 124766360, 249532720]

約数ペア:

[(1, 249532720), (2, 124766360), (4, 62383180), (5, 49906544), (8, 31191590), (10, 24953272), (16, 15595795), (20, 12476636), (40, 6238318), (80, 3119159), (1019, 244880), (2038, 122440), (3061, 81520), (4076, 61220), (5095, 48976), (6122, 40760), (8152, 30610), (10190, 24488), (12244, 20380), (15305, 16304)]