67604800

素因数分解:

$2^6\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:129

約数の個数: 168

約数和(自身を含む): 181416960

約数和(自身を除く): 113812160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 31, 32, 40, 47, 50, 58, 62, 64, 80, 94, 100, 116, 124, 145, 155, 160, 188, 200, 232, 235, 248, 290, 310, 320, 376, 400, 464, 470, 496, 580, 620, 725, 752, 775, 800, 899, 928, 940, 992, 1160, 1175, 1240, 1363, 1450, 1457, 1504, 1550, 1600, 1798, 1856, 1880, 1984, 2320, 2350, 2480, 2726, 2900, 2914, 3008, 3100, 3596, 3760, 4495, 4640, 4700, 4960, 5452, 5800, 5828, 6200, 6815, 7192, 7285, 7520, 8990, 9280, 9400, 9920, 10904, 11600, 11656, 12400, 13630, 14384, 14570, 15040, 17980, 18800, 21808, 22475, 23200, 23312, 24800, 27260, 28768, 29140, 34075, 35960, 36425, 37600, 42253, 43616, 44950, 46400, 46624, 49600, 54520, 57536, 58280, 68150, 71920, 72850, 75200, 84506, 87232, 89900, 93248, 109040, 116560, 136300, 143840, 145700, 169012, 179800, 211265, 218080, 233120, 272600, 287680, 291400, 338024, 359600, 422530, 436160, 466240, 545200, 582800, 676048, 719200, 845060, 1056325, 1090400, 1165600, 1352096, 1438400, 1690120, 2112650, 2180800, 2331200, 2704192, 3380240, 4225300, 6760480, 8450600, 13520960, 16901200, 33802400, 67604800]

約数ペア:

[(1, 67604800), (2, 33802400), (4, 16901200), (5, 13520960), (8, 8450600), (10, 6760480), (16, 4225300), (20, 3380240), (25, 2704192), (29, 2331200), (31, 2180800), (32, 2112650), (40, 1690120), (47, 1438400), (50, 1352096), (58, 1165600), (62, 1090400), (64, 1056325), (80, 845060), (94, 719200), (100, 676048), (116, 582800), (124, 545200), (145, 466240), (155, 436160), (160, 422530), (188, 359600), (200, 338024), (232, 291400), (235, 287680), (248, 272600), (290, 233120), (310, 218080), (320, 211265), (376, 179800), (400, 169012), (464, 145700), (470, 143840), (496, 136300), (580, 116560), (620, 109040), (725, 93248), (752, 89900), (775, 87232), (800, 84506), (899, 75200), (928, 72850), (940, 71920), (992, 68150), (1160, 58280), (1175, 57536), (1240, 54520), (1363, 49600), (1450, 46624), (1457, 46400), (1504, 44950), (1550, 43616), (1600, 42253), (1798, 37600), (1856, 36425), (1880, 35960), (1984, 34075), (2320, 29140), (2350, 28768), (2480, 27260), (2726, 24800), (2900, 23312), (2914, 23200), (3008, 22475), (3100, 21808), (3596, 18800), (3760, 17980), (4495, 15040), (4640, 14570), (4700, 14384), (4960, 13630), (5452, 12400), (5800, 11656), (5828, 11600), (6200, 10904), (6815, 9920), (7192, 9400), (7285, 9280), (7520, 8990)]