15122940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{36007}}^1$

素因数の和:36026

約数の個数: 48

約数和(自身を含む): 48394752

約数和(自身を除く): 33271812

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, 36007, 72014, 108021, 144028, 180035, 216042, 252049, 360070, 432084, 504098, 540105, 720140, 756147, 1008196, 1080210, 1260245, 1512294, 2160420, 2520490, 3024588, 3780735, 5040980, 7561470, 15122940]

約数ペア:

[(1, 15122940), (2, 7561470), (3, 5040980), (4, 3780735), (5, 3024588), (6, 2520490), (7, 2160420), (10, 1512294), (12, 1260245), (14, 1080210), (15, 1008196), (20, 756147), (21, 720140), (28, 540105), (30, 504098), (35, 432084), (42, 360070), (60, 252049), (70, 216042), (84, 180035), (105, 144028), (140, 108021), (210, 72014), (420, 36007)]