138451808

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1361}}^1$

素因数の和:1416

約数の個数: 72

約数和(自身を含む): 316109304

約数和(自身を除く): 177657496

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 176, 187, 272, 289, 352, 374, 544, 578, 748, 1156, 1361, 1496, 2312, 2722, 2992, 3179, 4624, 5444, 5984, 6358, 9248, 10888, 12716, 14971, 21776, 23137, 25432, 29942, 43552, 46274, 50864, 59884, 92548, 101728, 119768, 185096, 239536, 254507, 370192, 393329, 479072, 509014, 740384, 786658, 1018028, 1573316, 2036056, 3146632, 4072112, 4326619, 6293264, 8144224, 8653238, 12586528, 17306476, 34612952, 69225904, 138451808]

約数ペア:

[(1, 138451808), (2, 69225904), (4, 34612952), (8, 17306476), (11, 12586528), (16, 8653238), (17, 8144224), (22, 6293264), (32, 4326619), (34, 4072112), (44, 3146632), (68, 2036056), (88, 1573316), (136, 1018028), (176, 786658), (187, 740384), (272, 509014), (289, 479072), (352, 393329), (374, 370192), (544, 254507), (578, 239536), (748, 185096), (1156, 119768), (1361, 101728), (1496, 92548), (2312, 59884), (2722, 50864), (2992, 46274), (3179, 43552), (4624, 29942), (5444, 25432), (5984, 23137), (6358, 21776), (9248, 14971), (10888, 12716)]