777780328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:707

約数の個数: 128

約数和(自身を含む): 1794078720

約数和(自身を除く): 1016298392

約数列:

[1, 2, 4, 8, 13, 17, 23, 26, 31, 34, 46, 52, 62, 68, 92, 104, 124, 136, 184, 221, 248, 299, 391, 403, 442, 527, 598, 617, 713, 782, 806, 884, 1054, 1196, 1234, 1426, 1564, 1612, 1768, 2108, 2392, 2468, 2852, 3128, 3224, 4216, 4936, 5083, 5704, 6851, 8021, 9269, 10166, 10489, 12121, 13702, 14191, 16042, 18538, 19127, 20332, 20978, 24242, 27404, 28382, 32084, 37076, 38254, 40664, 41956, 48484, 54808, 56764, 64168, 74152, 76508, 83912, 96968, 113528, 136357, 153016, 157573, 184483, 241247, 248651, 272714, 315146, 325159, 368966, 439921, 482494, 497302, 545428, 630292, 650318, 737932, 879842, 964988, 994604, 1090856, 1260584, 1300636, 1475864, 1759684, 1929976, 1989208, 2601272, 3136211, 3519368, 4227067, 5718973, 6272422, 7478657, 8454134, 11437946, 12544844, 14957314, 16908268, 22875892, 25089688, 29914628, 33816536, 45751784, 59829256, 97222541, 194445082, 388890164, 777780328]

約数ペア:

[(1, 777780328), (2, 388890164), (4, 194445082), (8, 97222541), (13, 59829256), (17, 45751784), (23, 33816536), (26, 29914628), (31, 25089688), (34, 22875892), (46, 16908268), (52, 14957314), (62, 12544844), (68, 11437946), (92, 8454134), (104, 7478657), (124, 6272422), (136, 5718973), (184, 4227067), (221, 3519368), (248, 3136211), (299, 2601272), (391, 1989208), (403, 1929976), (442, 1759684), (527, 1475864), (598, 1300636), (617, 1260584), (713, 1090856), (782, 994604), (806, 964988), (884, 879842), (1054, 737932), (1196, 650318), (1234, 630292), (1426, 545428), (1564, 497302), (1612, 482494), (1768, 439921), (2108, 368966), (2392, 325159), (2468, 315146), (2852, 272714), (3128, 248651), (3224, 241247), (4216, 184483), (4936, 157573), (5083, 153016), (5704, 136357), (6851, 113528), (8021, 96968), (9269, 83912), (10166, 76508), (10489, 74152), (12121, 64168), (13702, 56764), (14191, 54808), (16042, 48484), (18538, 41956), (19127, 40664), (20332, 38254), (20978, 37076), (24242, 32084), (27404, 28382)]