215373368

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1279}}^1$

素因数の和:1420

約数の個数: 64

約数和(自身を含む): 481689600

約数和(自身を除く): 266316232

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 97, 124, 194, 217, 248, 388, 434, 679, 776, 868, 1279, 1358, 1736, 2558, 2716, 3007, 5116, 5432, 6014, 8953, 10232, 12028, 17906, 21049, 24056, 35812, 39649, 42098, 71624, 79298, 84196, 124063, 158596, 168392, 248126, 277543, 317192, 496252, 555086, 868441, 992504, 1110172, 1736882, 2220344, 3473764, 3845953, 6947528, 7691906, 15383812, 26921671, 30767624, 53843342, 107686684, 215373368]

約数ペア:

[(1, 215373368), (2, 107686684), (4, 53843342), (7, 30767624), (8, 26921671), (14, 15383812), (28, 7691906), (31, 6947528), (56, 3845953), (62, 3473764), (97, 2220344), (124, 1736882), (194, 1110172), (217, 992504), (248, 868441), (388, 555086), (434, 496252), (679, 317192), (776, 277543), (868, 248126), (1279, 168392), (1358, 158596), (1736, 124063), (2558, 84196), (2716, 79298), (3007, 71624), (5116, 42098), (5432, 39649), (6014, 35812), (8953, 24056), (10232, 21049), (12028, 17906)]