28947030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{449}}^1$

素因数の和:773

約数の個数: 64

約数和(自身を含む): 79833600

約数和(自身を除く): 50886570

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 307, 449, 614, 898, 921, 1347, 1535, 1842, 2149, 2245, 2694, 3070, 3143, 4298, 4490, 4605, 6286, 6447, 6735, 9210, 9429, 10745, 12894, 13470, 15715, 18858, 21490, 31430, 32235, 47145, 64470, 94290, 137843, 275686, 413529, 689215, 827058, 964901, 1378430, 1929802, 2067645, 2894703, 4135290, 4824505, 5789406, 9649010, 14473515, 28947030]

約数ペア:

[(1, 28947030), (2, 14473515), (3, 9649010), (5, 5789406), (6, 4824505), (7, 4135290), (10, 2894703), (14, 2067645), (15, 1929802), (21, 1378430), (30, 964901), (35, 827058), (42, 689215), (70, 413529), (105, 275686), (210, 137843), (307, 94290), (449, 64470), (614, 47145), (898, 32235), (921, 31430), (1347, 21490), (1535, 18858), (1842, 15715), (2149, 13470), (2245, 12894), (2694, 10745), (3070, 9429), (3143, 9210), (4298, 6735), (4490, 6447), (4605, 6286)]