68839260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{653}}^1$

素因数の和:923

約数の個数: 96

約数和(自身を含む): 221501952

約数和(自身を除く): 152662692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 251, 420, 502, 653, 753, 1004, 1255, 1306, 1506, 1757, 1959, 2510, 2612, 3012, 3265, 3514, 3765, 3918, 4571, 5020, 5271, 6530, 7028, 7530, 7836, 8785, 9142, 9795, 10542, 13060, 13713, 15060, 17570, 18284, 19590, 21084, 22855, 26355, 27426, 35140, 39180, 45710, 52710, 54852, 68565, 91420, 105420, 137130, 163903, 274260, 327806, 491709, 655612, 819515, 983418, 1147321, 1639030, 1966836, 2294642, 2458545, 3278060, 3441963, 4589284, 4917090, 5736605, 6883926, 9834180, 11473210, 13767852, 17209815, 22946420, 34419630, 68839260]

約数ペア:

[(1, 68839260), (2, 34419630), (3, 22946420), (4, 17209815), (5, 13767852), (6, 11473210), (7, 9834180), (10, 6883926), (12, 5736605), (14, 4917090), (15, 4589284), (20, 3441963), (21, 3278060), (28, 2458545), (30, 2294642), (35, 1966836), (42, 1639030), (60, 1147321), (70, 983418), (84, 819515), (105, 655612), (140, 491709), (210, 327806), (251, 274260), (420, 163903), (502, 137130), (653, 105420), (753, 91420), (1004, 68565), (1255, 54852), (1306, 52710), (1506, 45710), (1757, 39180), (1959, 35140), (2510, 27426), (2612, 26355), (3012, 22855), (3265, 21084), (3514, 19590), (3765, 18284), (3918, 17570), (4571, 15060), (5020, 13713), (5271, 13060), (6530, 10542), (7028, 9795), (7530, 9142), (7836, 8785)]