128520672

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{191251}}^1$

素因数の和:191271

約数の個数: 48

約数和(自身を含む): 385564032

約数和(自身を除く): 257043360

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 191251, 382502, 573753, 765004, 1147506, 1338757, 1530008, 2295012, 2677514, 3060016, 4016271, 4590024, 5355028, 6120032, 8032542, 9180048, 10710056, 16065084, 18360096, 21420112, 32130168, 42840224, 64260336, 128520672]

約数ペア:

[(1, 128520672), (2, 64260336), (3, 42840224), (4, 32130168), (6, 21420112), (7, 18360096), (8, 16065084), (12, 10710056), (14, 9180048), (16, 8032542), (21, 6120032), (24, 5355028), (28, 4590024), (32, 4016271), (42, 3060016), (48, 2677514), (56, 2295012), (84, 1530008), (96, 1338757), (112, 1147506), (168, 765004), (224, 573753), (336, 382502), (672, 191251)]