7768740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 25401600

約数和(自身を除く): 17632860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 53, 60, 70, 84, 105, 106, 140, 159, 210, 212, 265, 318, 349, 371, 420, 530, 636, 698, 742, 795, 1047, 1060, 1113, 1396, 1484, 1590, 1745, 1855, 2094, 2226, 2443, 3180, 3490, 3710, 4188, 4452, 4886, 5235, 5565, 6980, 7329, 7420, 9772, 10470, 11130, 12215, 14658, 18497, 20940, 22260, 24430, 29316, 36645, 36994, 48860, 55491, 73290, 73988, 92485, 110982, 129479, 146580, 184970, 221964, 258958, 277455, 369940, 388437, 517916, 554910, 647395, 776874, 1109820, 1294790, 1553748, 1942185, 2589580, 3884370, 7768740]

約数ペア:

[(1, 7768740), (2, 3884370), (3, 2589580), (4, 1942185), (5, 1553748), (6, 1294790), (7, 1109820), (10, 776874), (12, 647395), (14, 554910), (15, 517916), (20, 388437), (21, 369940), (28, 277455), (30, 258958), (35, 221964), (42, 184970), (53, 146580), (60, 129479), (70, 110982), (84, 92485), (105, 73988), (106, 73290), (140, 55491), (159, 48860), (210, 36994), (212, 36645), (265, 29316), (318, 24430), (349, 22260), (371, 20940), (420, 18497), (530, 14658), (636, 12215), (698, 11130), (742, 10470), (795, 9772), (1047, 7420), (1060, 7329), (1113, 6980), (1396, 5565), (1484, 5235), (1590, 4886), (1745, 4452), (1855, 4188), (2094, 3710), (2226, 3490), (2443, 3180)]