78712480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6389}}^1$

素因数の和:6422

約数の個数: 96

約数和(自身を含む): 231880320

約数和(自身を除く): 153167840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 6389, 12320, 12778, 25556, 31945, 44723, 51112, 63890, 70279, 89446, 102224, 127780, 140558, 178892, 204448, 223615, 255560, 281116, 351395, 357784, 447230, 491953, 511120, 562232, 702790, 715568, 894460, 983906, 1022240, 1124464, 1405580, 1431136, 1788920, 1967812, 2248928, 2459765, 2811160, 3577840, 3935624, 4919530, 5622320, 7155680, 7871248, 9839060, 11244640, 15742496, 19678120, 39356240, 78712480]

約数ペア:

[(1, 78712480), (2, 39356240), (4, 19678120), (5, 15742496), (7, 11244640), (8, 9839060), (10, 7871248), (11, 7155680), (14, 5622320), (16, 4919530), (20, 3935624), (22, 3577840), (28, 2811160), (32, 2459765), (35, 2248928), (40, 1967812), (44, 1788920), (55, 1431136), (56, 1405580), (70, 1124464), (77, 1022240), (80, 983906), (88, 894460), (110, 715568), (112, 702790), (140, 562232), (154, 511120), (160, 491953), (176, 447230), (220, 357784), (224, 351395), (280, 281116), (308, 255560), (352, 223615), (385, 204448), (440, 178892), (560, 140558), (616, 127780), (770, 102224), (880, 89446), (1120, 70279), (1232, 63890), (1540, 51112), (1760, 44723), (2464, 31945), (3080, 25556), (6160, 12778), (6389, 12320)]