137965840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1$

素因数の和:824

約数の個数: 80

約数和(自身を含む): 340603200

約数和(自身を除く): 202637360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 139, 152, 190, 278, 304, 380, 556, 653, 695, 760, 1112, 1306, 1390, 1520, 2224, 2612, 2641, 2780, 3265, 5224, 5282, 5560, 6530, 10448, 10564, 11120, 12407, 13060, 13205, 21128, 24814, 26120, 26410, 42256, 49628, 52240, 52820, 62035, 90767, 99256, 105640, 124070, 181534, 198512, 211280, 248140, 363068, 453835, 496280, 726136, 907670, 992560, 1452272, 1724573, 1815340, 3449146, 3630680, 6898292, 7261360, 8622865, 13796584, 17245730, 27593168, 34491460, 68982920, 137965840]

約数ペア:

[(1, 137965840), (2, 68982920), (4, 34491460), (5, 27593168), (8, 17245730), (10, 13796584), (16, 8622865), (19, 7261360), (20, 6898292), (38, 3630680), (40, 3449146), (76, 1815340), (80, 1724573), (95, 1452272), (139, 992560), (152, 907670), (190, 726136), (278, 496280), (304, 453835), (380, 363068), (556, 248140), (653, 211280), (695, 198512), (760, 181534), (1112, 124070), (1306, 105640), (1390, 99256), (1520, 90767), (2224, 62035), (2612, 52820), (2641, 52240), (2780, 49628), (3265, 42256), (5224, 26410), (5282, 26120), (5560, 24814), (6530, 21128), (10448, 13205), (10564, 13060), (11120, 12407)]