77208720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{827}}^1$

素因数の和:1232

約数の個数: 80

約数和(自身を含む): 240252480

約数和(自身を除く): 163043760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 389, 778, 827, 1167, 1556, 1654, 1945, 2334, 2481, 3112, 3308, 3890, 4135, 4668, 4962, 5835, 6224, 6616, 7780, 8270, 9336, 9924, 11670, 12405, 13232, 15560, 16540, 18672, 19848, 23340, 24810, 31120, 33080, 39696, 46680, 49620, 66160, 93360, 99240, 198480, 321703, 643406, 965109, 1286812, 1608515, 1930218, 2573624, 3217030, 3860436, 4825545, 5147248, 6434060, 7720872, 9651090, 12868120, 15441744, 19302180, 25736240, 38604360, 77208720]

約数ペア:

[(1, 77208720), (2, 38604360), (3, 25736240), (4, 19302180), (5, 15441744), (6, 12868120), (8, 9651090), (10, 7720872), (12, 6434060), (15, 5147248), (16, 4825545), (20, 3860436), (24, 3217030), (30, 2573624), (40, 1930218), (48, 1608515), (60, 1286812), (80, 965109), (120, 643406), (240, 321703), (389, 198480), (778, 99240), (827, 93360), (1167, 66160), (1556, 49620), (1654, 46680), (1945, 39696), (2334, 33080), (2481, 31120), (3112, 24810), (3308, 23340), (3890, 19848), (4135, 18672), (4668, 16540), (4962, 15560), (5835, 13232), (6224, 12405), (6616, 11670), (7780, 9924), (8270, 9336)]