210105840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{125063}}^1$

素因数の和:125086

約数の個数: 80

約数和(自身を含む): 744380928

約数和(自身を除く): 534275088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 125063, 250126, 375189, 500252, 625315, 750378, 875441, 1000504, 1250630, 1500756, 1750882, 1875945, 2001008, 2501260, 2626323, 3001512, 3501764, 3751890, 4377205, 5002520, 5252646, 6003024, 7003528, 7503780, 8754410, 10005040, 10505292, 13131615, 14007056, 15007560, 17508820, 21010584, 26263230, 30015120, 35017640, 42021168, 52526460, 70035280, 105052920, 210105840]

約数ペア:

[(1, 210105840), (2, 105052920), (3, 70035280), (4, 52526460), (5, 42021168), (6, 35017640), (7, 30015120), (8, 26263230), (10, 21010584), (12, 17508820), (14, 15007560), (15, 14007056), (16, 13131615), (20, 10505292), (21, 10005040), (24, 8754410), (28, 7503780), (30, 7003528), (35, 6003024), (40, 5252646), (42, 5002520), (48, 4377205), (56, 3751890), (60, 3501764), (70, 3001512), (80, 2626323), (84, 2501260), (105, 2001008), (112, 1875945), (120, 1750882), (140, 1500756), (168, 1250630), (210, 1000504), (240, 875441), (280, 750378), (336, 625315), (420, 500252), (560, 375189), (840, 250126), (1680, 125063)]