204443140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{967}}^1$

素因数の和:1049

約数の個数: 72

約数和(自身を含む): 484456896

約数和(自身を除く): 280013756

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 961, 967, 1364, 1705, 1922, 1934, 3410, 3844, 3868, 4805, 4835, 6820, 9610, 9670, 10571, 10637, 19220, 19340, 21142, 21274, 29977, 42284, 42548, 52855, 53185, 59954, 105710, 106370, 119908, 149885, 211420, 212740, 299770, 329747, 599540, 659494, 929287, 1318988, 1648735, 1858574, 3297470, 3717148, 4646435, 6594940, 9292870, 10222157, 18585740, 20444314, 40888628, 51110785, 102221570, 204443140]

約数ペア:

[(1, 204443140), (2, 102221570), (4, 51110785), (5, 40888628), (10, 20444314), (11, 18585740), (20, 10222157), (22, 9292870), (31, 6594940), (44, 4646435), (55, 3717148), (62, 3297470), (110, 1858574), (124, 1648735), (155, 1318988), (220, 929287), (310, 659494), (341, 599540), (620, 329747), (682, 299770), (961, 212740), (967, 211420), (1364, 149885), (1705, 119908), (1922, 106370), (1934, 105710), (3410, 59954), (3844, 53185), (3868, 52855), (4805, 42548), (4835, 42284), (6820, 29977), (9610, 21274), (9670, 21142), (10571, 19340), (10637, 19220)]