128065560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{152459}}^1$

素因数の和:152480

約数の個数: 64

約数和(自身を含む): 439084800

約数和(自身を除く): 311019240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 152459, 304918, 457377, 609836, 762295, 914754, 1067213, 1219672, 1524590, 1829508, 2134426, 2286885, 3049180, 3201639, 3659016, 4268852, 4573770, 5336065, 6098360, 6403278, 8537704, 9147540, 10672130, 12806556, 16008195, 18295080, 21344260, 25613112, 32016390, 42688520, 64032780, 128065560]

約数ペア:

[(1, 128065560), (2, 64032780), (3, 42688520), (4, 32016390), (5, 25613112), (6, 21344260), (7, 18295080), (8, 16008195), (10, 12806556), (12, 10672130), (14, 9147540), (15, 8537704), (20, 6403278), (21, 6098360), (24, 5336065), (28, 4573770), (30, 4268852), (35, 3659016), (40, 3201639), (42, 3049180), (56, 2286885), (60, 2134426), (70, 1829508), (84, 1524590), (105, 1219672), (120, 1067213), (140, 914754), (168, 762295), (210, 609836), (280, 457377), (420, 304918), (840, 152459)]