2779437040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{677}}^1$

素因数の和:819

約数の個数: 160

約数和(自身を含む): 7092313920

約数和(自身を除く): 4312876880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 37, 38, 40, 73, 74, 76, 80, 95, 146, 148, 152, 185, 190, 292, 296, 304, 365, 370, 380, 584, 592, 677, 703, 730, 740, 760, 1168, 1354, 1387, 1406, 1460, 1480, 1520, 2701, 2708, 2774, 2812, 2920, 2960, 3385, 3515, 5402, 5416, 5548, 5624, 5840, 6770, 6935, 7030, 10804, 10832, 11096, 11248, 12863, 13505, 13540, 13870, 14060, 21608, 22192, 25049, 25726, 27010, 27080, 27740, 28120, 43216, 49421, 50098, 51319, 51452, 54020, 54160, 55480, 56240, 64315, 98842, 100196, 102638, 102904, 108040, 110960, 125245, 128630, 197684, 200392, 205276, 205808, 216080, 247105, 250490, 256595, 257260, 395368, 400784, 410552, 475931, 494210, 500980, 513190, 514520, 790736, 821104, 938999, 951862, 988420, 1001960, 1026380, 1029040, 1828577, 1877998, 1903724, 1976840, 2003920, 2052760, 2379655, 3657154, 3755996, 3807448, 3953680, 4105520, 4694995, 4759310, 7314308, 7511992, 7614896, 9142885, 9389990, 9518620, 14628616, 15023984, 18285770, 18779980, 19037240, 29257232, 34742963, 36571540, 37559960, 38074480, 69485926, 73143080, 75119920, 138971852, 146286160, 173714815, 277943704, 347429630, 555887408, 694859260, 1389718520, 2779437040]

約数ペア:

[(1, 2779437040), (2, 1389718520), (4, 694859260), (5, 555887408), (8, 347429630), (10, 277943704), (16, 173714815), (19, 146286160), (20, 138971852), (37, 75119920), (38, 73143080), (40, 69485926), (73, 38074480), (74, 37559960), (76, 36571540), (80, 34742963), (95, 29257232), (146, 19037240), (148, 18779980), (152, 18285770), (185, 15023984), (190, 14628616), (292, 9518620), (296, 9389990), (304, 9142885), (365, 7614896), (370, 7511992), (380, 7314308), (584, 4759310), (592, 4694995), (677, 4105520), (703, 3953680), (730, 3807448), (740, 3755996), (760, 3657154), (1168, 2379655), (1354, 2052760), (1387, 2003920), (1406, 1976840), (1460, 1903724), (1480, 1877998), (1520, 1828577), (2701, 1029040), (2708, 1026380), (2774, 1001960), (2812, 988420), (2920, 951862), (2960, 938999), (3385, 821104), (3515, 790736), (5402, 514520), (5416, 513190), (5548, 500980), (5624, 494210), (5840, 475931), (6770, 410552), (6935, 400784), (7030, 395368), (10804, 257260), (10832, 256595), (11096, 250490), (11248, 247105), (12863, 216080), (13505, 205808), (13540, 205276), (13870, 200392), (14060, 197684), (21608, 128630), (22192, 125245), (25049, 110960), (25726, 108040), (27010, 102904), (27080, 102638), (27740, 100196), (28120, 98842), (43216, 64315), (49421, 56240), (50098, 55480), (51319, 54160), (51452, 54020)]