1722206320

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1\times {\mathrm{719}}^1$

素因数の和:1190

約数の個数: 80

約数和(自身を含む): 4071168000

約数和(自身を除く): 2348961680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 379, 395, 632, 719, 758, 790, 1264, 1438, 1516, 1580, 1895, 2876, 3032, 3160, 3595, 3790, 5752, 6064, 6320, 7190, 7580, 11504, 14380, 15160, 28760, 29941, 30320, 56801, 57520, 59882, 113602, 119764, 149705, 227204, 239528, 272501, 284005, 299410, 454408, 479056, 545002, 568010, 598820, 908816, 1090004, 1136020, 1197640, 1362505, 2180008, 2272040, 2395280, 2725010, 4360016, 4544080, 5450020, 10900040, 21527579, 21800080, 43055158, 86110316, 107637895, 172220632, 215275790, 344441264, 430551580, 861103160, 1722206320]

約数ペア:

[(1, 1722206320), (2, 861103160), (4, 430551580), (5, 344441264), (8, 215275790), (10, 172220632), (16, 107637895), (20, 86110316), (40, 43055158), (79, 21800080), (80, 21527579), (158, 10900040), (316, 5450020), (379, 4544080), (395, 4360016), (632, 2725010), (719, 2395280), (758, 2272040), (790, 2180008), (1264, 1362505), (1438, 1197640), (1516, 1136020), (1580, 1090004), (1895, 908816), (2876, 598820), (3032, 568010), (3160, 545002), (3595, 479056), (3790, 454408), (5752, 299410), (6064, 284005), (6320, 272501), (7190, 239528), (7580, 227204), (11504, 149705), (14380, 119764), (15160, 113602), (28760, 59882), (29941, 57520), (30320, 56801)]