1211851520

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{86069}}^1$

素因数の和:86101

約数の個数: 72

約数和(自身を含む): 3166687440

約数和(自身を除く): 1954835920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 14080, 86069, 172138, 344276, 430345, 688552, 860690, 946759, 1377104, 1721380, 1893518, 2754208, 3442760, 3787036, 4733795, 5508416, 6885520, 7574072, 9467590, 11016832, 13771040, 15148144, 18935180, 22033664, 27542080, 30296288, 37870360, 55084160, 60592576, 75740720, 110168320, 121185152, 151481440, 242370304, 302962880, 605925760, 1211851520]

約数ペア:

[(1, 1211851520), (2, 605925760), (4, 302962880), (5, 242370304), (8, 151481440), (10, 121185152), (11, 110168320), (16, 75740720), (20, 60592576), (22, 55084160), (32, 37870360), (40, 30296288), (44, 27542080), (55, 22033664), (64, 18935180), (80, 15148144), (88, 13771040), (110, 11016832), (128, 9467590), (160, 7574072), (176, 6885520), (220, 5508416), (256, 4733795), (320, 3787036), (352, 3442760), (440, 2754208), (640, 1893518), (704, 1721380), (880, 1377104), (1280, 946759), (1408, 860690), (1760, 688552), (2816, 430345), (3520, 344276), (7040, 172138), (14080, 86069)]