210303280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{677}}^1$

素因数の和:1054

約数の個数: 80

約数和(自身を含む): 535706784

約数和(自身を除く): 325403504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 353, 440, 677, 706, 880, 1354, 1412, 1765, 2708, 2824, 3385, 3530, 3883, 5416, 5648, 6770, 7060, 7447, 7766, 10832, 13540, 14120, 14894, 15532, 19415, 27080, 28240, 29788, 31064, 37235, 38830, 54160, 59576, 62128, 74470, 77660, 119152, 148940, 155320, 238981, 297880, 310640, 477962, 595760, 955924, 1194905, 1911848, 2389810, 2628791, 3823696, 4779620, 5257582, 9559240, 10515164, 13143955, 19118480, 21030328, 26287910, 42060656, 52575820, 105151640, 210303280]

約数ペア:

[(1, 210303280), (2, 105151640), (4, 52575820), (5, 42060656), (8, 26287910), (10, 21030328), (11, 19118480), (16, 13143955), (20, 10515164), (22, 9559240), (40, 5257582), (44, 4779620), (55, 3823696), (80, 2628791), (88, 2389810), (110, 1911848), (176, 1194905), (220, 955924), (353, 595760), (440, 477962), (677, 310640), (706, 297880), (880, 238981), (1354, 155320), (1412, 148940), (1765, 119152), (2708, 77660), (2824, 74470), (3385, 62128), (3530, 59576), (3883, 54160), (5416, 38830), (5648, 37235), (6770, 31064), (7060, 29788), (7447, 28240), (7766, 27080), (10832, 19415), (13540, 15532), (14120, 14894)]