121225728

素因数分解:

$2^9\times 3^1\times {\mathrm{13}}^2\times {\mathrm{467}}^1$

素因数の和:514

約数の個数: 120

約数和(自身を含む): 350455248

約数和(自身を除く): 229229520

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 169, 192, 208, 256, 312, 338, 384, 416, 467, 507, 512, 624, 676, 768, 832, 934, 1014, 1248, 1352, 1401, 1536, 1664, 1868, 2028, 2496, 2704, 2802, 3328, 3736, 4056, 4992, 5408, 5604, 6071, 6656, 7472, 8112, 9984, 10816, 11208, 12142, 14944, 16224, 18213, 19968, 21632, 22416, 24284, 29888, 32448, 36426, 43264, 44832, 48568, 59776, 64896, 72852, 78923, 86528, 89664, 97136, 119552, 129792, 145704, 157846, 179328, 194272, 236769, 239104, 259584, 291408, 315692, 358656, 388544, 473538, 582816, 631384, 717312, 777088, 947076, 1165632, 1262768, 1554176, 1894152, 2331264, 2525536, 3108352, 3788304, 4662528, 5051072, 7576608, 9325056, 10102144, 15153216, 20204288, 30306432, 40408576, 60612864, 121225728]

約数ペア:

[(1, 121225728), (2, 60612864), (3, 40408576), (4, 30306432), (6, 20204288), (8, 15153216), (12, 10102144), (13, 9325056), (16, 7576608), (24, 5051072), (26, 4662528), (32, 3788304), (39, 3108352), (48, 2525536), (52, 2331264), (64, 1894152), (78, 1554176), (96, 1262768), (104, 1165632), (128, 947076), (156, 777088), (169, 717312), (192, 631384), (208, 582816), (256, 473538), (312, 388544), (338, 358656), (384, 315692), (416, 291408), (467, 259584), (507, 239104), (512, 236769), (624, 194272), (676, 179328), (768, 157846), (832, 145704), (934, 129792), (1014, 119552), (1248, 97136), (1352, 89664), (1401, 86528), (1536, 78923), (1664, 72852), (1868, 64896), (2028, 59776), (2496, 48568), (2704, 44832), (2802, 43264), (3328, 36426), (3736, 32448), (4056, 29888), (4992, 24284), (5408, 22416), (5604, 21632), (6071, 19968), (6656, 18213), (7472, 16224), (8112, 14944), (9984, 12142), (10816, 11208)]