128669040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1$

素因数の和:932

約数の個数: 160

約数和(自身を含む): 449971200

約数和(自身を除く): 321302160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 71, 72, 80, 90, 108, 120, 135, 142, 144, 180, 213, 216, 240, 270, 284, 355, 360, 426, 432, 540, 568, 639, 710, 720, 839, 852, 1065, 1080, 1136, 1278, 1420, 1678, 1704, 1917, 2130, 2160, 2517, 2556, 2840, 3195, 3356, 3408, 3834, 4195, 4260, 5034, 5112, 5680, 6390, 6712, 7551, 7668, 8390, 8520, 9585, 10068, 10224, 12585, 12780, 13424, 15102, 15336, 16780, 17040, 19170, 20136, 22653, 25170, 25560, 30204, 30672, 33560, 37755, 38340, 40272, 45306, 50340, 51120, 59569, 60408, 67120, 75510, 76680, 90612, 100680, 113265, 119138, 120816, 151020, 153360, 178707, 181224, 201360, 226530, 238276, 297845, 302040, 357414, 362448, 453060, 476552, 536121, 595690, 604080, 714828, 893535, 906120, 953104, 1072242, 1191380, 1429656, 1608363, 1787070, 1812240, 2144484, 2382760, 2680605, 2859312, 3216726, 3574140, 4288968, 4765520, 5361210, 6433452, 7148280, 8041815, 8577936, 10722420, 12866904, 14296560, 16083630, 21444840, 25733808, 32167260, 42889680, 64334520, 128669040]

約数ペア:

[(1, 128669040), (2, 64334520), (3, 42889680), (4, 32167260), (5, 25733808), (6, 21444840), (8, 16083630), (9, 14296560), (10, 12866904), (12, 10722420), (15, 8577936), (16, 8041815), (18, 7148280), (20, 6433452), (24, 5361210), (27, 4765520), (30, 4288968), (36, 3574140), (40, 3216726), (45, 2859312), (48, 2680605), (54, 2382760), (60, 2144484), (71, 1812240), (72, 1787070), (80, 1608363), (90, 1429656), (108, 1191380), (120, 1072242), (135, 953104), (142, 906120), (144, 893535), (180, 714828), (213, 604080), (216, 595690), (240, 536121), (270, 476552), (284, 453060), (355, 362448), (360, 357414), (426, 302040), (432, 297845), (540, 238276), (568, 226530), (639, 201360), (710, 181224), (720, 178707), (839, 153360), (852, 151020), (1065, 120816), (1080, 119138), (1136, 113265), (1278, 100680), (1420, 90612), (1678, 76680), (1704, 75510), (1917, 67120), (2130, 60408), (2160, 59569), (2517, 51120), (2556, 50340), (2840, 45306), (3195, 40272), (3356, 38340), (3408, 37755), (3834, 33560), (4195, 30672), (4260, 30204), (5034, 25560), (5112, 25170), (5680, 22653), (6390, 20136), (6712, 19170), (7551, 17040), (7668, 16780), (8390, 15336), (8520, 15102), (9585, 13424), (10068, 12780), (10224, 12585)]