222679408

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:414

約数の個数: 80

約数和(自身を含む): 505523200

約数和(自身を除く): 282843792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 103, 112, 194, 199, 206, 388, 398, 412, 679, 721, 776, 796, 824, 1358, 1393, 1442, 1552, 1592, 1648, 2716, 2786, 2884, 3184, 5432, 5572, 5768, 9991, 10864, 11144, 11536, 19303, 19982, 20497, 22288, 38606, 39964, 40994, 69937, 77212, 79928, 81988, 135121, 139874, 143479, 154424, 159856, 163976, 270242, 279748, 286958, 308848, 327952, 540484, 559496, 573916, 1080968, 1118992, 1147832, 1988209, 2161936, 2295664, 3976418, 7952836, 13917463, 15905672, 27834926, 31811344, 55669852, 111339704, 222679408]

約数ペア:

[(1, 222679408), (2, 111339704), (4, 55669852), (7, 31811344), (8, 27834926), (14, 15905672), (16, 13917463), (28, 7952836), (56, 3976418), (97, 2295664), (103, 2161936), (112, 1988209), (194, 1147832), (199, 1118992), (206, 1080968), (388, 573916), (398, 559496), (412, 540484), (679, 327952), (721, 308848), (776, 286958), (796, 279748), (824, 270242), (1358, 163976), (1393, 159856), (1442, 154424), (1552, 143479), (1592, 139874), (1648, 135121), (2716, 81988), (2786, 79928), (2884, 77212), (3184, 69937), (5432, 40994), (5572, 39964), (5768, 38606), (9991, 22288), (10864, 20497), (11144, 19982), (11536, 19303)]