991296480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5309}}^1$

素因数の和:5716

約数の個数: 96

約数和(自身を含む): 3131200800

約数和(自身を除く): 2139904320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 389, 480, 778, 1167, 1556, 1945, 2334, 3112, 3890, 4668, 5309, 5835, 6224, 7780, 9336, 10618, 11670, 12448, 15560, 15927, 18672, 21236, 23340, 26545, 31120, 31854, 37344, 42472, 46680, 53090, 62240, 63708, 79635, 84944, 93360, 106180, 127416, 159270, 169888, 186720, 212360, 254832, 318540, 424720, 509664, 637080, 849440, 1274160, 2065201, 2548320, 4130402, 6195603, 8260804, 10326005, 12391206, 16521608, 20652010, 24782412, 30978015, 33043216, 41304020, 49564824, 61956030, 66086432, 82608040, 99129648, 123912060, 165216080, 198259296, 247824120, 330432160, 495648240, 991296480]

約数ペア:

[(1, 991296480), (2, 495648240), (3, 330432160), (4, 247824120), (5, 198259296), (6, 165216080), (8, 123912060), (10, 99129648), (12, 82608040), (15, 66086432), (16, 61956030), (20, 49564824), (24, 41304020), (30, 33043216), (32, 30978015), (40, 24782412), (48, 20652010), (60, 16521608), (80, 12391206), (96, 10326005), (120, 8260804), (160, 6195603), (240, 4130402), (389, 2548320), (480, 2065201), (778, 1274160), (1167, 849440), (1556, 637080), (1945, 509664), (2334, 424720), (3112, 318540), (3890, 254832), (4668, 212360), (5309, 186720), (5835, 169888), (6224, 159270), (7780, 127416), (9336, 106180), (10618, 93360), (11670, 84944), (12448, 79635), (15560, 63708), (15927, 62240), (18672, 53090), (21236, 46680), (23340, 42472), (26545, 37344), (31120, 31854)]