26778360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:541

約数の個数: 128

約数和(自身を含む): 93312000

約数和(自身を除く): 66533640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 449, 497, 568, 710, 840, 852, 898, 994, 1065, 1347, 1420, 1491, 1704, 1796, 1988, 2130, 2245, 2485, 2694, 2840, 2982, 3143, 3592, 3976, 4260, 4490, 4970, 5388, 5964, 6286, 6735, 7455, 8520, 8980, 9429, 9940, 10776, 11928, 12572, 13470, 14910, 15715, 17960, 18858, 19880, 25144, 26940, 29820, 31430, 31879, 37716, 47145, 53880, 59640, 62860, 63758, 75432, 94290, 95637, 125720, 127516, 159395, 188580, 191274, 223153, 255032, 318790, 377160, 382548, 446306, 478185, 637580, 669459, 765096, 892612, 956370, 1115765, 1275160, 1338918, 1785224, 1912740, 2231530, 2677836, 3347295, 3825480, 4463060, 5355672, 6694590, 8926120, 13389180, 26778360]

約数ペア:

[(1, 26778360), (2, 13389180), (3, 8926120), (4, 6694590), (5, 5355672), (6, 4463060), (7, 3825480), (8, 3347295), (10, 2677836), (12, 2231530), (14, 1912740), (15, 1785224), (20, 1338918), (21, 1275160), (24, 1115765), (28, 956370), (30, 892612), (35, 765096), (40, 669459), (42, 637580), (56, 478185), (60, 446306), (70, 382548), (71, 377160), (84, 318790), (105, 255032), (120, 223153), (140, 191274), (142, 188580), (168, 159395), (210, 127516), (213, 125720), (280, 95637), (284, 94290), (355, 75432), (420, 63758), (426, 62860), (449, 59640), (497, 53880), (568, 47145), (710, 37716), (840, 31879), (852, 31430), (898, 29820), (994, 26940), (1065, 25144), (1347, 19880), (1420, 18858), (1491, 17960), (1704, 15715), (1796, 14910), (1988, 13470), (2130, 12572), (2245, 11928), (2485, 10776), (2694, 9940), (2840, 9429), (2982, 8980), (3143, 8520), (3592, 7455), (3976, 6735), (4260, 6286), (4490, 5964), (4970, 5388)]