308785680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{311}}^1$

素因数の和:534

約数の個数: 240

約数和(自身を含む): 1194994944

約数和(自身を除く): 886209264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 197, 210, 240, 252, 280, 311, 315, 336, 360, 394, 420, 504, 560, 591, 622, 630, 720, 788, 840, 933, 985, 1008, 1182, 1244, 1260, 1379, 1555, 1576, 1680, 1773, 1866, 1970, 2177, 2364, 2488, 2520, 2758, 2799, 2955, 3110, 3152, 3546, 3732, 3940, 4137, 4354, 4665, 4728, 4976, 5040, 5516, 5598, 5910, 6220, 6531, 6895, 7092, 7464, 7880, 8274, 8708, 8865, 9330, 9456, 10885, 11032, 11196, 11820, 12411, 12440, 13062, 13790, 13995, 14184, 14928, 15760, 16548, 17416, 17730, 18660, 19593, 20685, 21770, 22064, 22392, 23640, 24822, 24880, 26124, 27580, 27990, 28368, 32655, 33096, 34832, 35460, 37320, 39186, 41370, 43540, 44784, 47280, 49644, 52248, 55160, 55980, 61267, 62055, 65310, 66192, 70920, 74640, 78372, 82740, 87080, 97965, 99288, 104496, 110320, 111960, 122534, 124110, 130620, 141840, 156744, 165480, 174160, 183801, 195930, 198576, 223920, 245068, 248220, 261240, 306335, 313488, 330960, 367602, 391860, 428869, 490136, 496440, 522480, 551403, 612670, 735204, 783720, 857738, 919005, 980272, 992880, 1102806, 1225340, 1286607, 1470408, 1567440, 1715476, 1838010, 2144345, 2205612, 2450680, 2573214, 2757015, 2940816, 3430952, 3676020, 3859821, 4288690, 4411224, 4901360, 5146428, 5514030, 6433035, 6861904, 7352040, 7719642, 8577380, 8822448, 10292856, 11028060, 12866070, 14704080, 15439284, 17154760, 19299105, 20585712, 22056120, 25732140, 30878568, 34309520, 38598210, 44112240, 51464280, 61757136, 77196420, 102928560, 154392840, 308785680]

約数ペア:

[(1, 308785680), (2, 154392840), (3, 102928560), (4, 77196420), (5, 61757136), (6, 51464280), (7, 44112240), (8, 38598210), (9, 34309520), (10, 30878568), (12, 25732140), (14, 22056120), (15, 20585712), (16, 19299105), (18, 17154760), (20, 15439284), (21, 14704080), (24, 12866070), (28, 11028060), (30, 10292856), (35, 8822448), (36, 8577380), (40, 7719642), (42, 7352040), (45, 6861904), (48, 6433035), (56, 5514030), (60, 5146428), (63, 4901360), (70, 4411224), (72, 4288690), (80, 3859821), (84, 3676020), (90, 3430952), (105, 2940816), (112, 2757015), (120, 2573214), (126, 2450680), (140, 2205612), (144, 2144345), (168, 1838010), (180, 1715476), (197, 1567440), (210, 1470408), (240, 1286607), (252, 1225340), (280, 1102806), (311, 992880), (315, 980272), (336, 919005), (360, 857738), (394, 783720), (420, 735204), (504, 612670), (560, 551403), (591, 522480), (622, 496440), (630, 490136), (720, 428869), (788, 391860), (840, 367602), (933, 330960), (985, 313488), (1008, 306335), (1182, 261240), (1244, 248220), (1260, 245068), (1379, 223920), (1555, 198576), (1576, 195930), (1680, 183801), (1773, 174160), (1866, 165480), (1970, 156744), (2177, 141840), (2364, 130620), (2488, 124110), (2520, 122534), (2758, 111960), (2799, 110320), (2955, 104496), (3110, 99288), (3152, 97965), (3546, 87080), (3732, 82740), (3940, 78372), (4137, 74640), (4354, 70920), (4665, 66192), (4728, 65310), (4976, 62055), (5040, 61267), (5516, 55980), (5598, 55160), (5910, 52248), (6220, 49644), (6531, 47280), (6895, 44784), (7092, 43540), (7464, 41370), (7880, 39186), (8274, 37320), (8708, 35460), (8865, 34832), (9330, 33096), (9456, 32655), (10885, 28368), (11032, 27990), (11196, 27580), (11820, 26124), (12411, 24880), (12440, 24822), (13062, 23640), (13790, 22392), (13995, 22064), (14184, 21770), (14928, 20685), (15760, 19593), (16548, 18660), (17416, 17730)]