128917872

素因数分解:

$2^4\times 3^3\times {\mathrm{457}}^1\times {\mathrm{653}}^1$

素因数の和:1127

約数の個数: 80

約数和(自身を含む): 371419680

約数和(自身を除く): 242501808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 457, 653, 914, 1306, 1371, 1828, 1959, 2612, 2742, 3656, 3918, 4113, 5224, 5484, 5877, 7312, 7836, 8226, 10448, 10968, 11754, 12339, 15672, 16452, 17631, 21936, 23508, 24678, 31344, 32904, 35262, 47016, 49356, 65808, 70524, 94032, 98712, 141048, 197424, 282096, 298421, 596842, 895263, 1193684, 1790526, 2387368, 2685789, 3581052, 4774736, 5371578, 7162104, 8057367, 10743156, 14324208, 16114734, 21486312, 32229468, 42972624, 64458936, 128917872]

約数ペア:

[(1, 128917872), (2, 64458936), (3, 42972624), (4, 32229468), (6, 21486312), (8, 16114734), (9, 14324208), (12, 10743156), (16, 8057367), (18, 7162104), (24, 5371578), (27, 4774736), (36, 3581052), (48, 2685789), (54, 2387368), (72, 1790526), (108, 1193684), (144, 895263), (216, 596842), (432, 298421), (457, 282096), (653, 197424), (914, 141048), (1306, 98712), (1371, 94032), (1828, 70524), (1959, 65808), (2612, 49356), (2742, 47016), (3656, 35262), (3918, 32904), (4113, 31344), (5224, 24678), (5484, 23508), (5877, 21936), (7312, 17631), (7836, 16452), (8226, 15672), (10448, 12339), (10968, 11754)]