215391744

素因数分解:

$2^9\times 3^3\times {\mathrm{15581}}^1$

素因数の和:15608

約数の個数: 80

約数和(自身を含む): 637615440

約数和(自身を除く): 422223696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 256, 288, 384, 432, 512, 576, 768, 864, 1152, 1536, 1728, 2304, 3456, 4608, 6912, 13824, 15581, 31162, 46743, 62324, 93486, 124648, 140229, 186972, 249296, 280458, 373944, 420687, 498592, 560916, 747888, 841374, 997184, 1121832, 1495776, 1682748, 1994368, 2243664, 2991552, 3365496, 3988736, 4487328, 5983104, 6730992, 7977472, 8974656, 11966208, 13461984, 17949312, 23932416, 26923968, 35898624, 53847936, 71797248, 107695872, 215391744]

約数ペア:

[(1, 215391744), (2, 107695872), (3, 71797248), (4, 53847936), (6, 35898624), (8, 26923968), (9, 23932416), (12, 17949312), (16, 13461984), (18, 11966208), (24, 8974656), (27, 7977472), (32, 6730992), (36, 5983104), (48, 4487328), (54, 3988736), (64, 3365496), (72, 2991552), (96, 2243664), (108, 1994368), (128, 1682748), (144, 1495776), (192, 1121832), (216, 997184), (256, 841374), (288, 747888), (384, 560916), (432, 498592), (512, 420687), (576, 373944), (768, 280458), (864, 249296), (1152, 186972), (1536, 140229), (1728, 124648), (2304, 93486), (3456, 62324), (4608, 46743), (6912, 31162), (13824, 15581)]