780365880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{947}}^1$

素因数の和:1083

約数の個数: 256

約数和(自身を含む): 3003264000

約数和(自身を除く): 2222898120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 109, 120, 126, 135, 140, 168, 180, 189, 210, 216, 218, 252, 270, 280, 315, 327, 360, 378, 420, 436, 504, 540, 545, 630, 654, 756, 763, 840, 872, 945, 947, 981, 1080, 1090, 1260, 1308, 1512, 1526, 1635, 1890, 1894, 1962, 2180, 2289, 2520, 2616, 2841, 2943, 3052, 3270, 3780, 3788, 3815, 3924, 4360, 4578, 4735, 4905, 5682, 5886, 6104, 6540, 6629, 6867, 7560, 7576, 7630, 7848, 8523, 9156, 9470, 9810, 11364, 11445, 11772, 13080, 13258, 13734, 14205, 14715, 15260, 17046, 18312, 18940, 19620, 19887, 20601, 22728, 22890, 23544, 25569, 26516, 27468, 28410, 29430, 30520, 33145, 34092, 34335, 37880, 39240, 39774, 41202, 42615, 45780, 51138, 53032, 54936, 56820, 58860, 59661, 66290, 68184, 68670, 79548, 82404, 85230, 91560, 99435, 102276, 103005, 103223, 113640, 117720, 119322, 127845, 132580, 137340, 159096, 164808, 170460, 178983, 198870, 204552, 206010, 206446, 238644, 255690, 265160, 274680, 298305, 309669, 340920, 357966, 397740, 412020, 412892, 477288, 511380, 516115, 596610, 619338, 715932, 722561, 795480, 824040, 825784, 894915, 929007, 1022760, 1032230, 1193220, 1238676, 1431864, 1445122, 1548345, 1789830, 1858014, 2064460, 2167683, 2386440, 2477352, 2787021, 2890244, 3096690, 3579660, 3612805, 3716028, 4128920, 4335366, 4645035, 5574042, 5780488, 6193380, 6503049, 7159320, 7225610, 7432056, 8670732, 9290070, 10838415, 11148084, 12386760, 13006098, 13935105, 14451220, 17341464, 18580140, 19509147, 21676830, 22296168, 26012196, 27870210, 28902440, 32515245, 37160280, 39018294, 43353660, 52024392, 55740420, 65030490, 78036588, 86707320, 97545735, 111480840, 130060980, 156073176, 195091470, 260121960, 390182940, 780365880]

約数ペア:

[(1, 780365880), (2, 390182940), (3, 260121960), (4, 195091470), (5, 156073176), (6, 130060980), (7, 111480840), (8, 97545735), (9, 86707320), (10, 78036588), (12, 65030490), (14, 55740420), (15, 52024392), (18, 43353660), (20, 39018294), (21, 37160280), (24, 32515245), (27, 28902440), (28, 27870210), (30, 26012196), (35, 22296168), (36, 21676830), (40, 19509147), (42, 18580140), (45, 17341464), (54, 14451220), (56, 13935105), (60, 13006098), (63, 12386760), (70, 11148084), (72, 10838415), (84, 9290070), (90, 8670732), (105, 7432056), (108, 7225610), (109, 7159320), (120, 6503049), (126, 6193380), (135, 5780488), (140, 5574042), (168, 4645035), (180, 4335366), (189, 4128920), (210, 3716028), (216, 3612805), (218, 3579660), (252, 3096690), (270, 2890244), (280, 2787021), (315, 2477352), (327, 2386440), (360, 2167683), (378, 2064460), (420, 1858014), (436, 1789830), (504, 1548345), (540, 1445122), (545, 1431864), (630, 1238676), (654, 1193220), (756, 1032230), (763, 1022760), (840, 929007), (872, 894915), (945, 825784), (947, 824040), (981, 795480), (1080, 722561), (1090, 715932), (1260, 619338), (1308, 596610), (1512, 516115), (1526, 511380), (1635, 477288), (1890, 412892), (1894, 412020), (1962, 397740), (2180, 357966), (2289, 340920), (2520, 309669), (2616, 298305), (2841, 274680), (2943, 265160), (3052, 255690), (3270, 238644), (3780, 206446), (3788, 206010), (3815, 204552), (3924, 198870), (4360, 178983), (4578, 170460), (4735, 164808), (4905, 159096), (5682, 137340), (5886, 132580), (6104, 127845), (6540, 119322), (6629, 117720), (6867, 113640), (7560, 103223), (7576, 103005), (7630, 102276), (7848, 99435), (8523, 91560), (9156, 85230), (9470, 82404), (9810, 79548), (11364, 68670), (11445, 68184), (11772, 66290), (13080, 59661), (13258, 58860), (13734, 56820), (14205, 54936), (14715, 53032), (15260, 51138), (17046, 45780), (18312, 42615), (18940, 41202), (19620, 39774), (19887, 39240), (20601, 37880), (22728, 34335), (22890, 34092), (23544, 33145), (25569, 30520), (26516, 29430), (27468, 28410)]