7212870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^2$

素因数の和:234

約数の個数: 72

約数和(自身を含む): 21634704

約数和(自身を除く): 14421834

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 107, 126, 210, 214, 315, 321, 535, 630, 642, 749, 963, 1070, 1498, 1605, 1926, 2247, 3210, 3745, 4494, 4815, 6741, 7490, 9630, 11235, 11449, 13482, 22470, 22898, 33705, 34347, 57245, 67410, 68694, 80143, 103041, 114490, 160286, 171735, 206082, 240429, 343470, 400715, 480858, 515205, 721287, 801430, 1030410, 1202145, 1442574, 2404290, 3606435, 7212870]

約数ペア:

[(1, 7212870), (2, 3606435), (3, 2404290), (5, 1442574), (6, 1202145), (7, 1030410), (9, 801430), (10, 721287), (14, 515205), (15, 480858), (18, 400715), (21, 343470), (30, 240429), (35, 206082), (42, 171735), (45, 160286), (63, 114490), (70, 103041), (90, 80143), (105, 68694), (107, 67410), (126, 57245), (210, 34347), (214, 33705), (315, 22898), (321, 22470), (535, 13482), (630, 11449), (642, 11235), (749, 9630), (963, 7490), (1070, 6741), (1498, 4815), (1605, 4494), (1926, 3745), (2247, 3210)]