12245940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{9719}}^1$

素因数の和:9741

約数の個数: 72

約数和(自身を含む): 42456960

約数和(自身を除く): 30211020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 9719, 19438, 29157, 38876, 48595, 58314, 68033, 87471, 97190, 116628, 136066, 145785, 174942, 194380, 204099, 272132, 291570, 340165, 349884, 408198, 437355, 583140, 612297, 680330, 816396, 874710, 1020495, 1224594, 1360660, 1749420, 2040990, 2449188, 3061485, 4081980, 6122970, 12245940]

約数ペア:

[(1, 12245940), (2, 6122970), (3, 4081980), (4, 3061485), (5, 2449188), (6, 2040990), (7, 1749420), (9, 1360660), (10, 1224594), (12, 1020495), (14, 874710), (15, 816396), (18, 680330), (20, 612297), (21, 583140), (28, 437355), (30, 408198), (35, 349884), (36, 340165), (42, 291570), (45, 272132), (60, 204099), (63, 194380), (70, 174942), (84, 145785), (90, 136066), (105, 116628), (126, 97190), (140, 87471), (180, 68033), (210, 58314), (252, 48595), (315, 38876), (420, 29157), (630, 19438), (1260, 9719)]