778877424

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{419}}^1$

素因数の和:780

約数の個数: 160

約数和(自身を含む): 2420678400

約数和(自身を除く): 1641800976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 331, 351, 419, 432, 468, 624, 662, 702, 838, 936, 993, 1257, 1324, 1404, 1676, 1872, 1986, 2514, 2648, 2808, 2979, 3352, 3771, 3972, 4303, 5028, 5296, 5447, 5616, 5958, 6704, 7542, 7944, 8606, 8937, 10056, 10894, 11313, 11916, 12909, 15084, 15888, 16341, 17212, 17874, 20112, 21788, 22626, 23832, 25818, 30168, 32682, 34424, 35748, 38727, 43576, 45252, 47664, 49023, 51636, 60336, 65364, 68848, 71496, 77454, 87152, 90504, 98046, 103272, 116181, 130728, 138689, 142992, 147069, 154908, 181008, 196092, 206544, 232362, 261456, 277378, 294138, 309816, 392184, 416067, 464724, 554756, 588276, 619632, 784368, 832134, 929448, 1109512, 1176552, 1248201, 1664268, 1802957, 1858896, 2219024, 2353104, 2496402, 3328536, 3605914, 3744603, 4992804, 5408871, 6657072, 7211828, 7489206, 9985608, 10817742, 14423656, 14978412, 16226613, 19971216, 21635484, 28847312, 29956824, 32453226, 43270968, 48679839, 59913648, 64906452, 86541936, 97359678, 129812904, 194719356, 259625808, 389438712, 778877424]

約数ペア:

[(1, 778877424), (2, 389438712), (3, 259625808), (4, 194719356), (6, 129812904), (8, 97359678), (9, 86541936), (12, 64906452), (13, 59913648), (16, 48679839), (18, 43270968), (24, 32453226), (26, 29956824), (27, 28847312), (36, 21635484), (39, 19971216), (48, 16226613), (52, 14978412), (54, 14423656), (72, 10817742), (78, 9985608), (104, 7489206), (108, 7211828), (117, 6657072), (144, 5408871), (156, 4992804), (208, 3744603), (216, 3605914), (234, 3328536), (312, 2496402), (331, 2353104), (351, 2219024), (419, 1858896), (432, 1802957), (468, 1664268), (624, 1248201), (662, 1176552), (702, 1109512), (838, 929448), (936, 832134), (993, 784368), (1257, 619632), (1324, 588276), (1404, 554756), (1676, 464724), (1872, 416067), (1986, 392184), (2514, 309816), (2648, 294138), (2808, 277378), (2979, 261456), (3352, 232362), (3771, 206544), (3972, 196092), (4303, 181008), (5028, 154908), (5296, 147069), (5447, 142992), (5616, 138689), (5958, 130728), (6704, 116181), (7542, 103272), (7944, 98046), (8606, 90504), (8937, 87152), (10056, 77454), (10894, 71496), (11313, 68848), (11916, 65364), (12909, 60336), (15084, 51636), (15888, 49023), (16341, 47664), (17212, 45252), (17874, 43576), (20112, 38727), (21788, 35748), (22626, 34424), (23832, 32682), (25818, 30168)]