780403104

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{208441}}^1$

素因数の和:208470

約数の個数: 72

約数和(自身を含む): 2389995972

約数和(自身を除く): 1609592868

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 208441, 416882, 625323, 833764, 1250646, 1667528, 1875969, 2501292, 2709733, 3335056, 3751938, 5002584, 5419466, 6670112, 7503876, 8129199, 10005168, 10838932, 15007752, 16258398, 20010336, 21677864, 24387597, 30015504, 32516796, 43355728, 48775194, 60031008, 65033592, 86711456, 97550388, 130067184, 195100776, 260134368, 390201552, 780403104]

約数ペア:

[(1, 780403104), (2, 390201552), (3, 260134368), (4, 195100776), (6, 130067184), (8, 97550388), (9, 86711456), (12, 65033592), (13, 60031008), (16, 48775194), (18, 43355728), (24, 32516796), (26, 30015504), (32, 24387597), (36, 21677864), (39, 20010336), (48, 16258398), (52, 15007752), (72, 10838932), (78, 10005168), (96, 8129199), (104, 7503876), (117, 6670112), (144, 5419466), (156, 5002584), (208, 3751938), (234, 3335056), (288, 2709733), (312, 2501292), (416, 1875969), (468, 1667528), (624, 1250646), (936, 833764), (1248, 625323), (1872, 416882), (3744, 208441)]