1328651680

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{1451}}^1$

素因数の和:1622

約数の個数: 96

約数和(自身を含む): 3227273280

約数和(自身を除く): 1898621600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 97, 118, 160, 194, 236, 295, 388, 472, 485, 590, 776, 944, 970, 1180, 1451, 1552, 1888, 1940, 2360, 2902, 3104, 3880, 4720, 5723, 5804, 7255, 7760, 9440, 11446, 11608, 14510, 15520, 22892, 23216, 28615, 29020, 45784, 46432, 57230, 58040, 85609, 91568, 114460, 116080, 140747, 171218, 183136, 228920, 232160, 281494, 342436, 428045, 457840, 562988, 684872, 703735, 856090, 915680, 1125976, 1369744, 1407470, 1712180, 2251952, 2739488, 2814940, 3424360, 4503904, 5629880, 6848720, 8304073, 11259760, 13697440, 16608146, 22519520, 33216292, 41520365, 66432584, 83040730, 132865168, 166081460, 265730336, 332162920, 664325840, 1328651680]

約数ペア:

[(1, 1328651680), (2, 664325840), (4, 332162920), (5, 265730336), (8, 166081460), (10, 132865168), (16, 83040730), (20, 66432584), (32, 41520365), (40, 33216292), (59, 22519520), (80, 16608146), (97, 13697440), (118, 11259760), (160, 8304073), (194, 6848720), (236, 5629880), (295, 4503904), (388, 3424360), (472, 2814940), (485, 2739488), (590, 2251952), (776, 1712180), (944, 1407470), (970, 1369744), (1180, 1125976), (1451, 915680), (1552, 856090), (1888, 703735), (1940, 684872), (2360, 562988), (2902, 457840), (3104, 428045), (3880, 342436), (4720, 281494), (5723, 232160), (5804, 228920), (7255, 183136), (7760, 171218), (9440, 140747), (11446, 116080), (11608, 114460), (14510, 91568), (15520, 85609), (22892, 58040), (23216, 57230), (28615, 46432), (29020, 45784)]