208702912

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:258

約数の個数: 112

約数和(自身を含む): 476365824

約数和(自身を除く): 267662912

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 73, 88, 124, 131, 146, 176, 248, 262, 292, 341, 352, 496, 524, 584, 682, 704, 803, 992, 1048, 1168, 1364, 1441, 1606, 1984, 2096, 2263, 2336, 2728, 2882, 3212, 4061, 4192, 4526, 4672, 5456, 5764, 6424, 8122, 8384, 9052, 9563, 10912, 11528, 12848, 16244, 18104, 19126, 21824, 23056, 24893, 25696, 32488, 36208, 38252, 44671, 46112, 49786, 51392, 64976, 72416, 76504, 89342, 92224, 99572, 105193, 129952, 144832, 153008, 178684, 199144, 210386, 259904, 296453, 306016, 357368, 398288, 420772, 592906, 612032, 714736, 796576, 841544, 1185812, 1429472, 1593152, 1683088, 2371624, 2858944, 3260983, 3366176, 4743248, 6521966, 6732352, 9486496, 13043932, 18972992, 26087864, 52175728, 104351456, 208702912]

約数ペア:

[(1, 208702912), (2, 104351456), (4, 52175728), (8, 26087864), (11, 18972992), (16, 13043932), (22, 9486496), (31, 6732352), (32, 6521966), (44, 4743248), (62, 3366176), (64, 3260983), (73, 2858944), (88, 2371624), (124, 1683088), (131, 1593152), (146, 1429472), (176, 1185812), (248, 841544), (262, 796576), (292, 714736), (341, 612032), (352, 592906), (496, 420772), (524, 398288), (584, 357368), (682, 306016), (704, 296453), (803, 259904), (992, 210386), (1048, 199144), (1168, 178684), (1364, 153008), (1441, 144832), (1606, 129952), (1984, 105193), (2096, 99572), (2263, 92224), (2336, 89342), (2728, 76504), (2882, 72416), (3212, 64976), (4061, 51392), (4192, 49786), (4526, 46112), (4672, 44671), (5456, 38252), (5764, 36208), (6424, 32488), (8122, 25696), (8384, 24893), (9052, 23056), (9563, 21824), (10912, 19126), (11528, 18104), (12848, 16244)]