166967220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{397541}}^1$

素因数の和:397560

約数の個数: 48

約数和(自身を含む): 534296448

約数和(自身を除く): 367329228

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, 397541, 795082, 1192623, 1590164, 1987705, 2385246, 2782787, 3975410, 4770492, 5565574, 5963115, 7950820, 8348361, 11131148, 11926230, 13913935, 16696722, 23852460, 27827870, 33393444, 41741805, 55655740, 83483610, 166967220]

約数ペア:

[(1, 166967220), (2, 83483610), (3, 55655740), (4, 41741805), (5, 33393444), (6, 27827870), (7, 23852460), (10, 16696722), (12, 13913935), (14, 11926230), (15, 11131148), (20, 8348361), (21, 7950820), (28, 5963115), (30, 5565574), (35, 4770492), (42, 3975410), (60, 2782787), (70, 2385246), (84, 1987705), (105, 1590164), (140, 1192623), (210, 795082), (420, 397541)]