217678776

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:914

約数の個数: 128

約数和(自身を含む): 655872000

約数和(自身を除く): 438193224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 49, 56, 62, 84, 93, 98, 124, 147, 168, 186, 196, 217, 248, 294, 343, 372, 392, 434, 588, 651, 686, 744, 853, 868, 1029, 1176, 1302, 1372, 1519, 1706, 1736, 2058, 2559, 2604, 2744, 3038, 3412, 4116, 4557, 5118, 5208, 5971, 6076, 6824, 8232, 9114, 10236, 10633, 11942, 12152, 17913, 18228, 20472, 21266, 23884, 26443, 31899, 35826, 36456, 41797, 42532, 47768, 52886, 63798, 71652, 79329, 83594, 85064, 105772, 125391, 127596, 143304, 158658, 167188, 185101, 211544, 250782, 255192, 292579, 317316, 334376, 370202, 501564, 555303, 585158, 634632, 740404, 877737, 1003128, 1110606, 1170316, 1295707, 1480808, 1755474, 2221212, 2340632, 2591414, 3510948, 3887121, 4442424, 5182828, 7021896, 7774242, 9069949, 10365656, 15548484, 18139898, 27209847, 31096968, 36279796, 54419694, 72559592, 108839388, 217678776]

約数ペア:

[(1, 217678776), (2, 108839388), (3, 72559592), (4, 54419694), (6, 36279796), (7, 31096968), (8, 27209847), (12, 18139898), (14, 15548484), (21, 10365656), (24, 9069949), (28, 7774242), (31, 7021896), (42, 5182828), (49, 4442424), (56, 3887121), (62, 3510948), (84, 2591414), (93, 2340632), (98, 2221212), (124, 1755474), (147, 1480808), (168, 1295707), (186, 1170316), (196, 1110606), (217, 1003128), (248, 877737), (294, 740404), (343, 634632), (372, 585158), (392, 555303), (434, 501564), (588, 370202), (651, 334376), (686, 317316), (744, 292579), (853, 255192), (868, 250782), (1029, 211544), (1176, 185101), (1302, 167188), (1372, 158658), (1519, 143304), (1706, 127596), (1736, 125391), (2058, 105772), (2559, 85064), (2604, 83594), (2744, 79329), (3038, 71652), (3412, 63798), (4116, 52886), (4557, 47768), (5118, 42532), (5208, 41797), (5971, 36456), (6076, 35826), (6824, 31899), (8232, 26443), (9114, 23884), (10236, 21266), (10633, 20472), (11942, 18228), (12152, 17913)]