138928860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{110261}}^1$

素因数の和:110283

約数の個数: 72

約数和(自身を含む): 481624416

約数和(自身を除く): 342695556

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, 110261, 220522, 330783, 441044, 551305, 661566, 771827, 992349, 1102610, 1323132, 1543654, 1653915, 1984698, 2205220, 2315481, 3087308, 3307830, 3859135, 3969396, 4630962, 4961745, 6615660, 6946443, 7718270, 9261924, 9923490, 11577405, 13892886, 15436540, 19846980, 23154810, 27785772, 34732215, 46309620, 69464430, 138928860]

約数ペア:

[(1, 138928860), (2, 69464430), (3, 46309620), (4, 34732215), (5, 27785772), (6, 23154810), (7, 19846980), (9, 15436540), (10, 13892886), (12, 11577405), (14, 9923490), (15, 9261924), (18, 7718270), (20, 6946443), (21, 6615660), (28, 4961745), (30, 4630962), (35, 3969396), (36, 3859135), (42, 3307830), (45, 3087308), (60, 2315481), (63, 2205220), (70, 1984698), (84, 1653915), (90, 1543654), (105, 1323132), (126, 1102610), (140, 992349), (180, 771827), (210, 661566), (252, 551305), (315, 441044), (420, 330783), (630, 220522), (1260, 110261)]