161655048

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:372

約数の個数: 128

約数和(自身を含む): 470448000

約数和(自身を除く): 308792952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 87, 108, 116, 131, 174, 197, 216, 232, 261, 262, 348, 393, 394, 522, 524, 591, 696, 783, 786, 788, 1044, 1048, 1179, 1182, 1566, 1572, 1576, 1773, 2088, 2358, 2364, 3132, 3144, 3537, 3546, 3799, 4716, 4728, 5319, 5713, 6264, 7074, 7092, 7598, 9432, 10638, 11397, 11426, 14148, 14184, 15196, 17139, 21276, 22794, 22852, 25807, 28296, 30392, 34191, 34278, 42552, 45588, 45704, 51417, 51614, 68382, 68556, 77421, 91176, 102573, 102834, 103228, 136764, 137112, 154251, 154842, 205146, 205668, 206456, 232263, 273528, 308502, 309684, 410292, 411336, 464526, 617004, 619368, 696789, 748403, 820584, 929052, 1234008, 1393578, 1496806, 1858104, 2245209, 2787156, 2993612, 4490418, 5574312, 5987224, 6735627, 8980836, 13471254, 17961672, 20206881, 26942508, 40413762, 53885016, 80827524, 161655048]

約数ペア:

[(1, 161655048), (2, 80827524), (3, 53885016), (4, 40413762), (6, 26942508), (8, 20206881), (9, 17961672), (12, 13471254), (18, 8980836), (24, 6735627), (27, 5987224), (29, 5574312), (36, 4490418), (54, 2993612), (58, 2787156), (72, 2245209), (87, 1858104), (108, 1496806), (116, 1393578), (131, 1234008), (174, 929052), (197, 820584), (216, 748403), (232, 696789), (261, 619368), (262, 617004), (348, 464526), (393, 411336), (394, 410292), (522, 309684), (524, 308502), (591, 273528), (696, 232263), (783, 206456), (786, 205668), (788, 205146), (1044, 154842), (1048, 154251), (1179, 137112), (1182, 136764), (1566, 103228), (1572, 102834), (1576, 102573), (1773, 91176), (2088, 77421), (2358, 68556), (2364, 68382), (3132, 51614), (3144, 51417), (3537, 45704), (3546, 45588), (3799, 42552), (4716, 34278), (4728, 34191), (5319, 30392), (5713, 28296), (6264, 25807), (7074, 22852), (7092, 22794), (7598, 21276), (9432, 17139), (10638, 15196), (11397, 14184), (11426, 14148)]