66210560

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 179250624

約数和(自身を除く): 113040064

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 173, 184, 208, 230, 256, 260, 299, 320, 346, 368, 416, 460, 520, 598, 640, 692, 736, 832, 865, 920, 1040, 1196, 1280, 1384, 1472, 1495, 1664, 1730, 1840, 2080, 2249, 2392, 2768, 2944, 2990, 3328, 3460, 3680, 3979, 4160, 4498, 4784, 5536, 5888, 5980, 6920, 7360, 7958, 8320, 8996, 9568, 11072, 11245, 11960, 13840, 14720, 15916, 16640, 17992, 19136, 19895, 22144, 22490, 23920, 27680, 29440, 31832, 35984, 38272, 39790, 44288, 44980, 47840, 51727, 55360, 63664, 71968, 76544, 79580, 89960, 95680, 103454, 110720, 127328, 143936, 159160, 179920, 191360, 206908, 221440, 254656, 258635, 287872, 318320, 359840, 382720, 413816, 509312, 517270, 575744, 636640, 719680, 827632, 1018624, 1034540, 1273280, 1439360, 1655264, 2069080, 2546560, 2878720, 3310528, 4138160, 5093120, 6621056, 8276320, 13242112, 16552640, 33105280, 66210560]

約数ペア:

[(1, 66210560), (2, 33105280), (4, 16552640), (5, 13242112), (8, 8276320), (10, 6621056), (13, 5093120), (16, 4138160), (20, 3310528), (23, 2878720), (26, 2546560), (32, 2069080), (40, 1655264), (46, 1439360), (52, 1273280), (64, 1034540), (65, 1018624), (80, 827632), (92, 719680), (104, 636640), (115, 575744), (128, 517270), (130, 509312), (160, 413816), (173, 382720), (184, 359840), (208, 318320), (230, 287872), (256, 258635), (260, 254656), (299, 221440), (320, 206908), (346, 191360), (368, 179920), (416, 159160), (460, 143936), (520, 127328), (598, 110720), (640, 103454), (692, 95680), (736, 89960), (832, 79580), (865, 76544), (920, 71968), (1040, 63664), (1196, 55360), (1280, 51727), (1384, 47840), (1472, 44980), (1495, 44288), (1664, 39790), (1730, 38272), (1840, 35984), (2080, 31832), (2249, 29440), (2392, 27680), (2768, 23920), (2944, 22490), (2990, 22144), (3328, 19895), (3460, 19136), (3680, 17992), (3979, 16640), (4160, 15916), (4498, 14720), (4784, 13840), (5536, 11960), (5888, 11245), (5980, 11072), (6920, 9568), (7360, 8996), (7958, 8320)]