246727740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{83921}}^1$

素因数の和:83947

約数の個数: 72

約数和(自身を含む): 803637072

約数和(自身を除く): 556909332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 83921, 167842, 251763, 335684, 419605, 503526, 587447, 839210, 1007052, 1174894, 1258815, 1678420, 1762341, 2349788, 2517630, 2937235, 3524682, 4112129, 5035260, 5874470, 7049364, 8224258, 8811705, 11748940, 12336387, 16448516, 17623410, 20560645, 24672774, 35246820, 41121290, 49345548, 61681935, 82242580, 123363870, 246727740]

約数ペア:

[(1, 246727740), (2, 123363870), (3, 82242580), (4, 61681935), (5, 49345548), (6, 41121290), (7, 35246820), (10, 24672774), (12, 20560645), (14, 17623410), (15, 16448516), (20, 12336387), (21, 11748940), (28, 8811705), (30, 8224258), (35, 7049364), (42, 5874470), (49, 5035260), (60, 4112129), (70, 3524682), (84, 2937235), (98, 2517630), (105, 2349788), (140, 1762341), (147, 1678420), (196, 1258815), (210, 1174894), (245, 1007052), (294, 839210), (420, 587447), (490, 503526), (588, 419605), (735, 335684), (980, 251763), (1470, 167842), (2940, 83921)]