129745560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{154459}}^1$

素因数の和:154480

約数の個数: 64

約数和(自身を含む): 444844800

約数和(自身を除く): 315099240

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, 154459, 308918, 463377, 617836, 772295, 926754, 1081213, 1235672, 1544590, 1853508, 2162426, 2316885, 3089180, 3243639, 3707016, 4324852, 4633770, 5406065, 6178360, 6487278, 8649704, 9267540, 10812130, 12974556, 16218195, 18535080, 21624260, 25949112, 32436390, 43248520, 64872780, 129745560]

約数ペア:

[(1, 129745560), (2, 64872780), (3, 43248520), (4, 32436390), (5, 25949112), (6, 21624260), (7, 18535080), (8, 16218195), (10, 12974556), (12, 10812130), (14, 9267540), (15, 8649704), (20, 6487278), (21, 6178360), (24, 5406065), (28, 4633770), (30, 4324852), (35, 3707016), (40, 3243639), (42, 3089180), (56, 2316885), (60, 2162426), (70, 1853508), (84, 1544590), (105, 1235672), (120, 1081213), (140, 926754), (168, 772295), (210, 617836), (280, 463377), (420, 308918), (840, 154459)]