156935170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^2\times {\mathrm{139}}^1$

素因数の和:407

約数の個数: 48

約数和(自身を含む): 327741120

約数和(自身を除く): 170805950

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 139, 254, 278, 635, 695, 889, 973, 1270, 1390, 1778, 1946, 4445, 4865, 8890, 9730, 16129, 17653, 32258, 35306, 80645, 88265, 112903, 123571, 161290, 176530, 225806, 247142, 564515, 617855, 1129030, 1235710, 2241931, 4483862, 11209655, 15693517, 22419310, 31387034, 78467585, 156935170]

約数ペア:

[(1, 156935170), (2, 78467585), (5, 31387034), (7, 22419310), (10, 15693517), (14, 11209655), (35, 4483862), (70, 2241931), (127, 1235710), (139, 1129030), (254, 617855), (278, 564515), (635, 247142), (695, 225806), (889, 176530), (973, 161290), (1270, 123571), (1390, 112903), (1778, 88265), (1946, 80645), (4445, 35306), (4865, 32258), (8890, 17653), (9730, 16129)]