66211320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{78823}}^1$

素因数の和:78844

約数の個数: 64

約数和(自身を含む): 227013120

約数和(自身を除く): 160801800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 78823, 157646, 236469, 315292, 394115, 472938, 551761, 630584, 788230, 945876, 1103522, 1182345, 1576460, 1655283, 1891752, 2207044, 2364690, 2758805, 3152920, 3310566, 4414088, 4729380, 5517610, 6621132, 8276415, 9458760, 11035220, 13242264, 16552830, 22070440, 33105660, 66211320]

約数ペア:

[(1, 66211320), (2, 33105660), (3, 22070440), (4, 16552830), (5, 13242264), (6, 11035220), (7, 9458760), (8, 8276415), (10, 6621132), (12, 5517610), (14, 4729380), (15, 4414088), (20, 3310566), (21, 3152920), (24, 2758805), (28, 2364690), (30, 2207044), (35, 1891752), (40, 1655283), (42, 1576460), (56, 1182345), (60, 1103522), (70, 945876), (84, 788230), (105, 630584), (120, 551761), (140, 472938), (168, 394115), (210, 315292), (280, 236469), (420, 157646), (840, 78823)]