210740680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1307}}^1$

素因数の和:1486

約数の個数: 64

約数和(自身を含む): 494424000

約数和(自身を除く): 283683320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 139, 145, 232, 278, 290, 556, 580, 695, 1112, 1160, 1307, 1390, 2614, 2780, 4031, 5228, 5560, 6535, 8062, 10456, 13070, 16124, 20155, 26140, 32248, 37903, 40310, 52280, 75806, 80620, 151612, 161240, 181673, 189515, 303224, 363346, 379030, 726692, 758060, 908365, 1453384, 1516120, 1816730, 3633460, 5268517, 7266920, 10537034, 21074068, 26342585, 42148136, 52685170, 105370340, 210740680]

約数ペア:

[(1, 210740680), (2, 105370340), (4, 52685170), (5, 42148136), (8, 26342585), (10, 21074068), (20, 10537034), (29, 7266920), (40, 5268517), (58, 3633460), (116, 1816730), (139, 1516120), (145, 1453384), (232, 908365), (278, 758060), (290, 726692), (556, 379030), (580, 363346), (695, 303224), (1112, 189515), (1160, 181673), (1307, 161240), (1390, 151612), (2614, 80620), (2780, 75806), (4031, 52280), (5228, 40310), (5560, 37903), (6535, 32248), (8062, 26140), (10456, 20155), (13070, 16124)]