304990980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{726169}}^1$

素因数の和:726188

約数の個数: 48

約数和(自身を含む): 975972480

約数和(自身を除く): 670981500

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, 726169, 1452338, 2178507, 2904676, 3630845, 4357014, 5083183, 7261690, 8714028, 10166366, 10892535, 14523380, 15249549, 20332732, 21785070, 25415915, 30499098, 43570140, 50831830, 60998196, 76247745, 101663660, 152495490, 304990980]

約数ペア:

[(1, 304990980), (2, 152495490), (3, 101663660), (4, 76247745), (5, 60998196), (6, 50831830), (7, 43570140), (10, 30499098), (12, 25415915), (14, 21785070), (15, 20332732), (20, 15249549), (21, 14523380), (28, 10892535), (30, 10166366), (35, 8714028), (42, 7261690), (60, 5083183), (70, 4357014), (84, 3630845), (105, 2904676), (140, 2178507), (210, 1452338), (420, 726169)]