521090240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4001}}^1$

素因数の和:4066

約数の個数: 112

約数和(自身を含む): 1390582944

約数和(自身を除く): 869492704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 64, 74, 80, 88, 110, 148, 160, 176, 185, 220, 296, 320, 352, 370, 407, 440, 592, 704, 740, 814, 880, 1184, 1480, 1628, 1760, 2035, 2368, 2960, 3256, 3520, 4001, 4070, 5920, 6512, 8002, 8140, 11840, 13024, 16004, 16280, 20005, 26048, 32008, 32560, 40010, 44011, 64016, 65120, 80020, 88022, 128032, 130240, 148037, 160040, 176044, 220055, 256064, 296074, 320080, 352088, 440110, 592148, 640160, 704176, 740185, 880220, 1184296, 1280320, 1408352, 1480370, 1628407, 1760440, 2368592, 2816704, 2960740, 3256814, 3520880, 4737184, 5921480, 6513628, 7041760, 8142035, 9474368, 11842960, 13027256, 14083520, 16284070, 23685920, 26054512, 32568140, 47371840, 52109024, 65136280, 104218048, 130272560, 260545120, 521090240]

約数ペア:

[(1, 521090240), (2, 260545120), (4, 130272560), (5, 104218048), (8, 65136280), (10, 52109024), (11, 47371840), (16, 32568140), (20, 26054512), (22, 23685920), (32, 16284070), (37, 14083520), (40, 13027256), (44, 11842960), (55, 9474368), (64, 8142035), (74, 7041760), (80, 6513628), (88, 5921480), (110, 4737184), (148, 3520880), (160, 3256814), (176, 2960740), (185, 2816704), (220, 2368592), (296, 1760440), (320, 1628407), (352, 1480370), (370, 1408352), (407, 1280320), (440, 1184296), (592, 880220), (704, 740185), (740, 704176), (814, 640160), (880, 592148), (1184, 440110), (1480, 352088), (1628, 320080), (1760, 296074), (2035, 256064), (2368, 220055), (2960, 176044), (3256, 160040), (3520, 148037), (4001, 130240), (4070, 128032), (5920, 88022), (6512, 80020), (8002, 65120), (8140, 64016), (11840, 44011), (13024, 40010), (16004, 32560), (16280, 32008), (20005, 26048)]