12221880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 41057280

約数和(自身を除く): 28835400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 47, 55, 60, 66, 88, 94, 110, 120, 132, 141, 165, 188, 197, 220, 235, 264, 282, 330, 376, 394, 440, 470, 517, 564, 591, 660, 705, 788, 940, 985, 1034, 1128, 1182, 1320, 1410, 1551, 1576, 1880, 1970, 2068, 2167, 2364, 2585, 2820, 2955, 3102, 3940, 4136, 4334, 4728, 5170, 5640, 5910, 6204, 6501, 7755, 7880, 8668, 9259, 10340, 10835, 11820, 12408, 13002, 15510, 17336, 18518, 20680, 21670, 23640, 26004, 27777, 31020, 32505, 37036, 43340, 46295, 52008, 55554, 62040, 65010, 74072, 86680, 92590, 101849, 111108, 130020, 138885, 185180, 203698, 222216, 260040, 277770, 305547, 370360, 407396, 509245, 555540, 611094, 814792, 1018490, 1111080, 1222188, 1527735, 2036980, 2444376, 3055470, 4073960, 6110940, 12221880]

約数ペア:

[(1, 12221880), (2, 6110940), (3, 4073960), (4, 3055470), (5, 2444376), (6, 2036980), (8, 1527735), (10, 1222188), (11, 1111080), (12, 1018490), (15, 814792), (20, 611094), (22, 555540), (24, 509245), (30, 407396), (33, 370360), (40, 305547), (44, 277770), (47, 260040), (55, 222216), (60, 203698), (66, 185180), (88, 138885), (94, 130020), (110, 111108), (120, 101849), (132, 92590), (141, 86680), (165, 74072), (188, 65010), (197, 62040), (220, 55554), (235, 52008), (264, 46295), (282, 43340), (330, 37036), (376, 32505), (394, 31020), (440, 27777), (470, 26004), (517, 23640), (564, 21670), (591, 20680), (660, 18518), (705, 17336), (788, 15510), (940, 13002), (985, 12408), (1034, 11820), (1128, 10835), (1182, 10340), (1320, 9259), (1410, 8668), (1551, 7880), (1576, 7755), (1880, 6501), (1970, 6204), (2068, 5910), (2167, 5640), (2364, 5170), (2585, 4728), (2820, 4334), (2955, 4136), (3102, 3940)]