215332810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{25423}}^1$

素因数の和:25459

約数の個数: 48

約数和(自身を含む): 486920448

約数和(自身を除く): 271587638

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, 25423, 50846, 127115, 177961, 254230, 279653, 355922, 559306, 889805, 1398265, 1779610, 1957571, 2796530, 3076183, 3915142, 6152366, 9787855, 15380915, 19575710, 21533281, 30761830, 43066562, 107666405, 215332810]

約数ペア:

[(1, 215332810), (2, 107666405), (5, 43066562), (7, 30761830), (10, 21533281), (11, 19575710), (14, 15380915), (22, 9787855), (35, 6152366), (55, 3915142), (70, 3076183), (77, 2796530), (110, 1957571), (121, 1779610), (154, 1398265), (242, 889805), (385, 559306), (605, 355922), (770, 279653), (847, 254230), (1210, 177961), (1694, 127115), (4235, 50846), (8470, 25423)]