223793920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{24977}}^1$

素因数の和:25005

約数の個数: 72

約数和(自身を含む): 612660384

約数和(自身を除く): 388866464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 24977, 49954, 99908, 124885, 174839, 199816, 249770, 349678, 399632, 499540, 699356, 799264, 874195, 999080, 1398712, 1598528, 1748390, 1998160, 2797424, 3197056, 3496780, 3996320, 5594848, 6394112, 6993560, 7992640, 11189696, 13987120, 15985280, 22379392, 27974240, 31970560, 44758784, 55948480, 111896960, 223793920]

約数ペア:

[(1, 223793920), (2, 111896960), (4, 55948480), (5, 44758784), (7, 31970560), (8, 27974240), (10, 22379392), (14, 15985280), (16, 13987120), (20, 11189696), (28, 7992640), (32, 6993560), (35, 6394112), (40, 5594848), (56, 3996320), (64, 3496780), (70, 3197056), (80, 2797424), (112, 1998160), (128, 1748390), (140, 1598528), (160, 1398712), (224, 999080), (256, 874195), (280, 799264), (320, 699356), (448, 499540), (560, 399632), (640, 349678), (896, 249770), (1120, 199816), (1280, 174839), (1792, 124885), (2240, 99908), (4480, 49954), (8960, 24977)]