254346075

素因数分解:

$3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 120

約数和(自身を含む): 507015168

約数和(自身を除く): 252669093

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 43, 45, 69, 75, 81, 115, 127, 129, 135, 207, 215, 225, 345, 381, 387, 405, 575, 621, 635, 645, 675, 989, 1035, 1075, 1143, 1161, 1725, 1863, 1905, 1935, 2025, 2921, 2967, 3105, 3175, 3225, 3429, 3483, 4945, 5175, 5461, 5715, 5805, 8763, 8901, 9315, 9525, 9675, 10287, 14605, 14835, 15525, 16383, 17145, 17415, 24725, 26289, 26703, 27305, 28575, 29025, 43815, 44505, 46575, 49149, 51435, 73025, 74175, 78867, 80109, 81915, 85725, 87075, 125603, 131445, 133515, 136525, 147447, 219075, 222525, 236601, 245745, 257175, 376809, 394335, 400545, 409575, 442341, 628015, 657225, 667575, 737235, 1130427, 1183005, 1228725, 1884045, 1971675, 2002725, 2211705, 3140075, 3391281, 3686175, 5652135, 5915025, 9420225, 10173843, 11058525, 16956405, 28260675, 50869215, 84782025, 254346075]

約数ペア:

[(1, 254346075), (3, 84782025), (5, 50869215), (9, 28260675), (15, 16956405), (23, 11058525), (25, 10173843), (27, 9420225), (43, 5915025), (45, 5652135), (69, 3686175), (75, 3391281), (81, 3140075), (115, 2211705), (127, 2002725), (129, 1971675), (135, 1884045), (207, 1228725), (215, 1183005), (225, 1130427), (345, 737235), (381, 667575), (387, 657225), (405, 628015), (575, 442341), (621, 409575), (635, 400545), (645, 394335), (675, 376809), (989, 257175), (1035, 245745), (1075, 236601), (1143, 222525), (1161, 219075), (1725, 147447), (1863, 136525), (1905, 133515), (1935, 131445), (2025, 125603), (2921, 87075), (2967, 85725), (3105, 81915), (3175, 80109), (3225, 78867), (3429, 74175), (3483, 73025), (4945, 51435), (5175, 49149), (5461, 46575), (5715, 44505), (5805, 43815), (8763, 29025), (8901, 28575), (9315, 27305), (9525, 26703), (9675, 26289), (10287, 24725), (14605, 17415), (14835, 17145), (15525, 16383)]