254631680

素因数分解:

$2^8\times 5^1\times {\mathrm{331}}^1\times {\mathrm{601}}^1$

素因数の和:953

約数の個数: 72

約数和(自身を含む): 612783024

約数和(自身を除く): 358151344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 331, 601, 640, 662, 1202, 1280, 1324, 1655, 2404, 2648, 3005, 3310, 4808, 5296, 6010, 6620, 9616, 10592, 12020, 13240, 19232, 21184, 24040, 26480, 38464, 42368, 48080, 52960, 76928, 84736, 96160, 105920, 153856, 192320, 198931, 211840, 384640, 397862, 423680, 769280, 795724, 994655, 1591448, 1989310, 3182896, 3978620, 6365792, 7957240, 12731584, 15914480, 25463168, 31828960, 50926336, 63657920, 127315840, 254631680]

約数ペア:

[(1, 254631680), (2, 127315840), (4, 63657920), (5, 50926336), (8, 31828960), (10, 25463168), (16, 15914480), (20, 12731584), (32, 7957240), (40, 6365792), (64, 3978620), (80, 3182896), (128, 1989310), (160, 1591448), (256, 994655), (320, 795724), (331, 769280), (601, 423680), (640, 397862), (662, 384640), (1202, 211840), (1280, 198931), (1324, 192320), (1655, 153856), (2404, 105920), (2648, 96160), (3005, 84736), (3310, 76928), (4808, 52960), (5296, 48080), (6010, 42368), (6620, 38464), (9616, 26480), (10592, 24040), (12020, 21184), (13240, 19232)]