66604020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{158581}}^1$

素因数の和:158600

約数の個数: 48

約数和(自身を含む): 213134208

約数和(自身を除く): 146530188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 158581, 317162, 475743, 634324, 792905, 951486, 1110067, 1585810, 1902972, 2220134, 2378715, 3171620, 3330201, 4440268, 4757430, 5550335, 6660402, 9514860, 11100670, 13320804, 16651005, 22201340, 33302010, 66604020]

約数ペア:

[(1, 66604020), (2, 33302010), (3, 22201340), (4, 16651005), (5, 13320804), (6, 11100670), (7, 9514860), (10, 6660402), (12, 5550335), (14, 4757430), (15, 4440268), (20, 3330201), (21, 3171620), (28, 2378715), (30, 2220134), (35, 1902972), (42, 1585810), (60, 1110067), (70, 951486), (84, 792905), (105, 634324), (140, 475743), (210, 317162), (420, 158581)]