225212680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73121}}^1$

素因数の和:73150

約数の個数: 64

約数和(自身を含む): 631774080

約数和(自身を除く): 406561400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 73121, 146242, 292484, 365605, 511847, 584968, 731210, 804331, 1023694, 1462420, 1608662, 2047388, 2559235, 2924840, 3217324, 4021655, 4094776, 5118470, 5630317, 6434648, 8043310, 10236940, 11260634, 16086620, 20473880, 22521268, 28151585, 32173240, 45042536, 56303170, 112606340, 225212680]

約数ペア:

[(1, 225212680), (2, 112606340), (4, 56303170), (5, 45042536), (7, 32173240), (8, 28151585), (10, 22521268), (11, 20473880), (14, 16086620), (20, 11260634), (22, 10236940), (28, 8043310), (35, 6434648), (40, 5630317), (44, 5118470), (55, 4094776), (56, 4021655), (70, 3217324), (77, 2924840), (88, 2559235), (110, 2047388), (140, 1608662), (154, 1462420), (220, 1023694), (280, 804331), (308, 731210), (385, 584968), (440, 511847), (616, 365605), (770, 292484), (1540, 146242), (3080, 73121)]