238700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:63

約数の個数: 72

約数和(自身を含む): 666624

約数和(自身を除く): 427924

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 31, 35, 44, 50, 55, 62, 70, 77, 100, 110, 124, 140, 154, 155, 175, 217, 220, 275, 308, 310, 341, 350, 385, 434, 550, 620, 682, 700, 770, 775, 868, 1085, 1100, 1364, 1540, 1550, 1705, 1925, 2170, 2387, 3100, 3410, 3850, 4340, 4774, 5425, 6820, 7700, 8525, 9548, 10850, 11935, 17050, 21700, 23870, 34100, 47740, 59675, 119350, 238700]

約数ペア:

[(1, 238700), (2, 119350), (4, 59675), (5, 47740), (7, 34100), (10, 23870), (11, 21700), (14, 17050), (20, 11935), (22, 10850), (25, 9548), (28, 8525), (31, 7700), (35, 6820), (44, 5425), (50, 4774), (55, 4340), (62, 3850), (70, 3410), (77, 3100), (100, 2387), (110, 2170), (124, 1925), (140, 1705), (154, 1550), (155, 1540), (175, 1364), (217, 1100), (220, 1085), (275, 868), (308, 775), (310, 770), (341, 700), (350, 682), (385, 620), (434, 550)]