489017320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{7079}}^1$

素因数の和:7258

約数の個数: 64

約数和(自身を含む): 1208131200

約数和(自身を除く): 719113880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 157, 220, 314, 440, 628, 785, 1256, 1570, 1727, 3140, 3454, 6280, 6908, 7079, 8635, 13816, 14158, 17270, 28316, 34540, 35395, 56632, 69080, 70790, 77869, 141580, 155738, 283160, 311476, 389345, 622952, 778690, 1111403, 1557380, 2222806, 3114760, 4445612, 5557015, 8891224, 11114030, 12225433, 22228060, 24450866, 44456120, 48901732, 61127165, 97803464, 122254330, 244508660, 489017320]

約数ペア:

[(1, 489017320), (2, 244508660), (4, 122254330), (5, 97803464), (8, 61127165), (10, 48901732), (11, 44456120), (20, 24450866), (22, 22228060), (40, 12225433), (44, 11114030), (55, 8891224), (88, 5557015), (110, 4445612), (157, 3114760), (220, 2222806), (314, 1557380), (440, 1111403), (628, 778690), (785, 622952), (1256, 389345), (1570, 311476), (1727, 283160), (3140, 155738), (3454, 141580), (6280, 77869), (6908, 70790), (7079, 69080), (8635, 56632), (13816, 35395), (14158, 34540), (17270, 28316)]