261640704

素因数分解:

$2^9\times 3^1\times {\mathrm{13}}^1\times {\mathrm{13103}}^1$

素因数の和:13137

約数の個数: 80

約数和(自身を含む): 750701952

約数和(自身を除く): 489061248

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 512, 624, 768, 832, 1248, 1536, 1664, 2496, 3328, 4992, 6656, 9984, 13103, 19968, 26206, 39309, 52412, 78618, 104824, 157236, 170339, 209648, 314472, 340678, 419296, 511017, 628944, 681356, 838592, 1022034, 1257888, 1362712, 1677184, 2044068, 2515776, 2725424, 3354368, 4088136, 5031552, 5450848, 6708736, 8176272, 10063104, 10901696, 16352544, 20126208, 21803392, 32705088, 43606784, 65410176, 87213568, 130820352, 261640704]

約数ペア:

[(1, 261640704), (2, 130820352), (3, 87213568), (4, 65410176), (6, 43606784), (8, 32705088), (12, 21803392), (13, 20126208), (16, 16352544), (24, 10901696), (26, 10063104), (32, 8176272), (39, 6708736), (48, 5450848), (52, 5031552), (64, 4088136), (78, 3354368), (96, 2725424), (104, 2515776), (128, 2044068), (156, 1677184), (192, 1362712), (208, 1257888), (256, 1022034), (312, 838592), (384, 681356), (416, 628944), (512, 511017), (624, 419296), (768, 340678), (832, 314472), (1248, 209648), (1536, 170339), (1664, 157236), (2496, 104824), (3328, 78618), (4992, 52412), (6656, 39309), (9984, 26206), (13103, 19968)]