399909168

素因数分解:

$2^4\times 3^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{859}}^1$

素因数の和:987

約数の個数: 120

約数和(自身を含む): 1160349840

約数和(自身を除く): 760440672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 53, 61, 72, 106, 122, 144, 159, 183, 212, 244, 318, 366, 424, 477, 488, 549, 636, 732, 848, 859, 954, 976, 1098, 1272, 1464, 1718, 1908, 2196, 2544, 2577, 2928, 3233, 3436, 3816, 4392, 5154, 6466, 6872, 7632, 7731, 8784, 9699, 10308, 12932, 13744, 15462, 19398, 20616, 25864, 29097, 30924, 38796, 41232, 45527, 51728, 52399, 58194, 61848, 77592, 91054, 104798, 116388, 123696, 136581, 155184, 157197, 182108, 209596, 232776, 273162, 314394, 364216, 409743, 419192, 465552, 471591, 546324, 628788, 728432, 819486, 838384, 943182, 1092648, 1257576, 1638972, 1886364, 2185296, 2515152, 2777147, 3277944, 3772728, 5554294, 6555888, 7545456, 8331441, 11108588, 16662882, 22217176, 24994323, 33325764, 44434352, 49988646, 66651528, 99977292, 133303056, 199954584, 399909168]

約数ペア:

[(1, 399909168), (2, 199954584), (3, 133303056), (4, 99977292), (6, 66651528), (8, 49988646), (9, 44434352), (12, 33325764), (16, 24994323), (18, 22217176), (24, 16662882), (36, 11108588), (48, 8331441), (53, 7545456), (61, 6555888), (72, 5554294), (106, 3772728), (122, 3277944), (144, 2777147), (159, 2515152), (183, 2185296), (212, 1886364), (244, 1638972), (318, 1257576), (366, 1092648), (424, 943182), (477, 838384), (488, 819486), (549, 728432), (636, 628788), (732, 546324), (848, 471591), (859, 465552), (954, 419192), (976, 409743), (1098, 364216), (1272, 314394), (1464, 273162), (1718, 232776), (1908, 209596), (2196, 182108), (2544, 157197), (2577, 155184), (2928, 136581), (3233, 123696), (3436, 116388), (3816, 104798), (4392, 91054), (5154, 77592), (6466, 61848), (6872, 58194), (7632, 52399), (7731, 51728), (8784, 45527), (9699, 41232), (10308, 38796), (12932, 30924), (13744, 29097), (15462, 25864), (19398, 20616)]