197309440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:547

約数の個数: 88

約数和(自身を含む): 479734920

約数和(自身を除く): 282425480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 433, 445, 512, 640, 712, 866, 890, 1024, 1280, 1424, 1732, 1780, 2165, 2560, 2848, 3464, 3560, 4330, 5120, 5696, 6928, 7120, 8660, 11392, 13856, 14240, 17320, 22784, 27712, 28480, 34640, 38537, 45568, 55424, 56960, 69280, 77074, 91136, 110848, 113920, 138560, 154148, 192685, 221696, 227840, 277120, 308296, 385370, 443392, 455680, 554240, 616592, 770740, 1108480, 1233184, 1541480, 2216960, 2466368, 3082960, 4932736, 6165920, 9865472, 12331840, 19730944, 24663680, 39461888, 49327360, 98654720, 197309440]

約数ペア:

[(1, 197309440), (2, 98654720), (4, 49327360), (5, 39461888), (8, 24663680), (10, 19730944), (16, 12331840), (20, 9865472), (32, 6165920), (40, 4932736), (64, 3082960), (80, 2466368), (89, 2216960), (128, 1541480), (160, 1233184), (178, 1108480), (256, 770740), (320, 616592), (356, 554240), (433, 455680), (445, 443392), (512, 385370), (640, 308296), (712, 277120), (866, 227840), (890, 221696), (1024, 192685), (1280, 154148), (1424, 138560), (1732, 113920), (1780, 110848), (2165, 91136), (2560, 77074), (2848, 69280), (3464, 56960), (3560, 55424), (4330, 45568), (5120, 38537), (5696, 34640), (6928, 28480), (7120, 27712), (8660, 22784), (11392, 17320), (13856, 14240)]