208812480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{491}}^1$

素因数の和:954

約数の個数: 112

約数和(自身を含む): 665829504

約数和(自身を除く): 457017024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 443, 480, 491, 886, 960, 982, 1329, 1473, 1772, 1964, 2215, 2455, 2658, 2946, 3544, 3928, 4430, 4910, 5316, 5892, 6645, 7088, 7365, 7856, 8860, 9820, 10632, 11784, 13290, 14176, 14730, 15712, 17720, 19640, 21264, 23568, 26580, 28352, 29460, 31424, 35440, 39280, 42528, 47136, 53160, 58920, 70880, 78560, 85056, 94272, 106320, 117840, 141760, 157120, 212640, 217513, 235680, 425280, 435026, 471360, 652539, 870052, 1087565, 1305078, 1740104, 2175130, 2610156, 3262695, 3480208, 4350260, 5220312, 6525390, 6960416, 8700520, 10440624, 13050780, 13920832, 17401040, 20881248, 26101560, 34802080, 41762496, 52203120, 69604160, 104406240, 208812480]

約数ペア:

[(1, 208812480), (2, 104406240), (3, 69604160), (4, 52203120), (5, 41762496), (6, 34802080), (8, 26101560), (10, 20881248), (12, 17401040), (15, 13920832), (16, 13050780), (20, 10440624), (24, 8700520), (30, 6960416), (32, 6525390), (40, 5220312), (48, 4350260), (60, 3480208), (64, 3262695), (80, 2610156), (96, 2175130), (120, 1740104), (160, 1305078), (192, 1087565), (240, 870052), (320, 652539), (443, 471360), (480, 435026), (491, 425280), (886, 235680), (960, 217513), (982, 212640), (1329, 157120), (1473, 141760), (1772, 117840), (1964, 106320), (2215, 94272), (2455, 85056), (2658, 78560), (2946, 70880), (3544, 58920), (3928, 53160), (4430, 47136), (4910, 42528), (5316, 39280), (5892, 35440), (6645, 31424), (7088, 29460), (7365, 28352), (7856, 26580), (8860, 23568), (9820, 21264), (10632, 19640), (11784, 17720), (13290, 15712), (14176, 14730)]