280719680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{46171}}^1$

素因数の和:46207

約数の個数: 56

約数和(自身を含む): 703661280

約数和(自身を除く): 422941600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 46171, 92342, 184684, 230855, 369368, 461710, 738736, 877249, 923420, 1477472, 1754498, 1846840, 2954944, 3508996, 3693680, 4386245, 7017992, 7387360, 8772490, 14035984, 14774720, 17544980, 28071968, 35089960, 56143936, 70179920, 140359840, 280719680]

約数ペア:

[(1, 280719680), (2, 140359840), (4, 70179920), (5, 56143936), (8, 35089960), (10, 28071968), (16, 17544980), (19, 14774720), (20, 14035984), (32, 8772490), (38, 7387360), (40, 7017992), (64, 4386245), (76, 3693680), (80, 3508996), (95, 2954944), (152, 1846840), (160, 1754498), (190, 1477472), (304, 923420), (320, 877249), (380, 738736), (608, 461710), (760, 369368), (1216, 230855), (1520, 184684), (3040, 92342), (6080, 46171)]