31276432

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 71424000

約数和(自身を除く): 40147568

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 47, 76, 88, 94, 152, 176, 188, 199, 209, 304, 376, 398, 418, 517, 752, 796, 836, 893, 1034, 1592, 1672, 1786, 2068, 2189, 3184, 3344, 3572, 3781, 4136, 4378, 7144, 7562, 8272, 8756, 9353, 9823, 14288, 15124, 17512, 18706, 19646, 30248, 35024, 37412, 39292, 41591, 60496, 74824, 78584, 83182, 102883, 149648, 157168, 166364, 177707, 205766, 332728, 355414, 411532, 665456, 710828, 823064, 1421656, 1646128, 1954777, 2843312, 3909554, 7819108, 15638216, 31276432]

約数ペア:

[(1, 31276432), (2, 15638216), (4, 7819108), (8, 3909554), (11, 2843312), (16, 1954777), (19, 1646128), (22, 1421656), (38, 823064), (44, 710828), (47, 665456), (76, 411532), (88, 355414), (94, 332728), (152, 205766), (176, 177707), (188, 166364), (199, 157168), (209, 149648), (304, 102883), (376, 83182), (398, 78584), (418, 74824), (517, 60496), (752, 41591), (796, 39292), (836, 37412), (893, 35024), (1034, 30248), (1592, 19646), (1672, 18706), (1786, 17512), (2068, 15124), (2189, 14288), (3184, 9823), (3344, 9353), (3572, 8756), (3781, 8272), (4136, 7562), (4378, 7144)]