216781728

素因数分解:

$2^5\times 3^1\times {\mathrm{29}}^1\times {\mathrm{77867}}^1$

素因数の和:77909

約数の個数: 48

約数和(自身を含む): 588682080

約数和(自身を除く): 371900352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 87, 96, 116, 174, 232, 348, 464, 696, 928, 1392, 2784, 77867, 155734, 233601, 311468, 467202, 622936, 934404, 1245872, 1868808, 2258143, 2491744, 3737616, 4516286, 6774429, 7475232, 9032572, 13548858, 18065144, 27097716, 36130288, 54195432, 72260576, 108390864, 216781728]

約数ペア:

[(1, 216781728), (2, 108390864), (3, 72260576), (4, 54195432), (6, 36130288), (8, 27097716), (12, 18065144), (16, 13548858), (24, 9032572), (29, 7475232), (32, 6774429), (48, 4516286), (58, 3737616), (87, 2491744), (96, 2258143), (116, 1868808), (174, 1245872), (232, 934404), (348, 622936), (464, 467202), (696, 311468), (928, 233601), (1392, 155734), (2784, 77867)]