191381680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17987}}^1$

素因数の和:18026

約数の個数: 80

約数和(自身を含む): 535322880

約数和(自身を除く): 343941200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 17987, 35974, 71948, 89935, 125909, 143896, 179870, 251818, 287792, 341753, 359740, 503636, 629545, 683506, 719480, 1007272, 1259090, 1367012, 1438960, 1708765, 2014544, 2392271, 2518180, 2734024, 3417530, 4784542, 5036360, 5468048, 6835060, 9569084, 10072720, 11961355, 13670120, 19138168, 23922710, 27340240, 38276336, 47845420, 95690840, 191381680]

約数ペア:

[(1, 191381680), (2, 95690840), (4, 47845420), (5, 38276336), (7, 27340240), (8, 23922710), (10, 19138168), (14, 13670120), (16, 11961355), (19, 10072720), (20, 9569084), (28, 6835060), (35, 5468048), (38, 5036360), (40, 4784542), (56, 3417530), (70, 2734024), (76, 2518180), (80, 2392271), (95, 2014544), (112, 1708765), (133, 1438960), (140, 1367012), (152, 1259090), (190, 1007272), (266, 719480), (280, 683506), (304, 629545), (380, 503636), (532, 359740), (560, 341753), (665, 287792), (760, 251818), (1064, 179870), (1330, 143896), (1520, 125909), (2128, 89935), (2660, 71948), (5320, 35974), (10640, 17987)]