181266470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{21401}}^1$

素因数の和:21437

約数の個数: 48

約数和(自身を含む): 409891104

約数和(自身を除く): 228624634

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 4235, 8470, 21401, 42802, 107005, 149807, 214010, 235411, 299614, 470822, 749035, 1177055, 1498070, 1647877, 2354110, 2589521, 3295754, 5179042, 8239385, 12947605, 16478770, 18126647, 25895210, 36253294, 90633235, 181266470]

約数ペア:

[(1, 181266470), (2, 90633235), (5, 36253294), (7, 25895210), (10, 18126647), (11, 16478770), (14, 12947605), (22, 8239385), (35, 5179042), (55, 3295754), (70, 2589521), (77, 2354110), (110, 1647877), (121, 1498070), (154, 1177055), (242, 749035), (385, 470822), (605, 299614), (770, 235411), (847, 214010), (1210, 149807), (1694, 107005), (4235, 42802), (8470, 21401)]