205428272

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4691}}^1$

素因数の和:4746

約数の個数: 80

約数和(自身を含む): 502682112

約数和(自身を除く): 297253840

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 34, 46, 56, 68, 92, 112, 119, 136, 161, 184, 238, 272, 322, 368, 391, 476, 644, 782, 952, 1288, 1564, 1904, 2576, 2737, 3128, 4691, 5474, 6256, 9382, 10948, 18764, 21896, 32837, 37528, 43792, 65674, 75056, 79747, 107893, 131348, 159494, 215786, 262696, 318988, 431572, 525392, 558229, 637976, 755251, 863144, 1116458, 1275952, 1510502, 1726288, 1834181, 2232916, 3021004, 3668362, 4465832, 6042008, 7336724, 8931664, 12084016, 12839267, 14673448, 25678534, 29346896, 51357068, 102714136, 205428272]

約数ペア:

[(1, 205428272), (2, 102714136), (4, 51357068), (7, 29346896), (8, 25678534), (14, 14673448), (16, 12839267), (17, 12084016), (23, 8931664), (28, 7336724), (34, 6042008), (46, 4465832), (56, 3668362), (68, 3021004), (92, 2232916), (112, 1834181), (119, 1726288), (136, 1510502), (161, 1275952), (184, 1116458), (238, 863144), (272, 755251), (322, 637976), (368, 558229), (391, 525392), (476, 431572), (644, 318988), (782, 262696), (952, 215786), (1288, 159494), (1564, 131348), (1904, 107893), (2576, 79747), (2737, 75056), (3128, 65674), (4691, 43792), (5474, 37528), (6256, 32837), (9382, 21896), (10948, 18764)]