68383280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6427}}^1$

素因数の和:6466

約数の個数: 80

約数和(自身を含む): 191297280

約数和(自身を除く): 122914000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 6427, 10640, 12854, 25708, 32135, 44989, 51416, 64270, 89978, 102832, 122113, 128540, 179956, 224945, 244226, 257080, 359912, 449890, 488452, 514160, 610565, 719824, 854791, 899780, 976904, 1221130, 1709582, 1799560, 1953808, 2442260, 3419164, 3599120, 4273955, 4884520, 6838328, 8547910, 9769040, 13676656, 17095820, 34191640, 68383280]

約数ペア:

[(1, 68383280), (2, 34191640), (4, 17095820), (5, 13676656), (7, 9769040), (8, 8547910), (10, 6838328), (14, 4884520), (16, 4273955), (19, 3599120), (20, 3419164), (28, 2442260), (35, 1953808), (38, 1799560), (40, 1709582), (56, 1221130), (70, 976904), (76, 899780), (80, 854791), (95, 719824), (112, 610565), (133, 514160), (140, 488452), (152, 449890), (190, 359912), (266, 257080), (280, 244226), (304, 224945), (380, 179956), (532, 128540), (560, 122113), (665, 102832), (760, 89978), (1064, 64270), (1330, 51416), (1520, 44989), (2128, 32135), (2660, 25708), (5320, 12854), (6427, 10640)]