323980360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{17959}}^1$

素因数の和:18022

約数の個数: 64

約数和(自身を含む): 814665600

約数和(自身を除く): 490685240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 4510, 9020, 17959, 18040, 35918, 71836, 89795, 143672, 179590, 197549, 359180, 395098, 718360, 736319, 790196, 987745, 1472638, 1580392, 1975490, 2945276, 3681595, 3950980, 5890552, 7363190, 7901960, 8099509, 14726380, 16199018, 29452760, 32398036, 40497545, 64796072, 80995090, 161990180, 323980360]

約数ペア:

[(1, 323980360), (2, 161990180), (4, 80995090), (5, 64796072), (8, 40497545), (10, 32398036), (11, 29452760), (20, 16199018), (22, 14726380), (40, 8099509), (41, 7901960), (44, 7363190), (55, 5890552), (82, 3950980), (88, 3681595), (110, 2945276), (164, 1975490), (205, 1580392), (220, 1472638), (328, 987745), (410, 790196), (440, 736319), (451, 718360), (820, 395098), (902, 359180), (1640, 197549), (1804, 179590), (2255, 143672), (3608, 89795), (4510, 71836), (9020, 35918), (17959, 18040)]