864646164

素因数分解:

$2^2\times 3^4\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:491

約数の個数: 120

約数和(自身を含む): 2316578880

約数和(自身を除く): 1451932716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 81, 108, 139, 146, 162, 219, 263, 278, 292, 324, 417, 438, 526, 556, 657, 789, 834, 876, 1052, 1251, 1314, 1578, 1668, 1971, 2367, 2502, 2628, 3156, 3753, 3942, 4734, 5004, 5913, 7101, 7506, 7884, 9468, 10147, 11259, 11826, 14202, 15012, 19199, 20294, 21303, 22518, 23652, 28404, 30441, 36557, 38398, 40588, 42606, 45036, 57597, 60882, 73114, 76796, 85212, 91323, 109671, 115194, 121764, 146228, 172791, 182646, 219342, 230388, 273969, 329013, 345582, 365292, 438684, 518373, 547938, 658026, 691164, 821907, 987039, 1036746, 1095876, 1316052, 1555119, 1643814, 1974078, 2073492, 2668661, 2961117, 3110238, 3287628, 3948156, 5337322, 5922234, 6220476, 8005983, 10674644, 11844468, 16011966, 24017949, 32023932, 48035898, 72053847, 96071796, 144107694, 216161541, 288215388, 432323082, 864646164]

約数ペア:

[(1, 864646164), (2, 432323082), (3, 288215388), (4, 216161541), (6, 144107694), (9, 96071796), (12, 72053847), (18, 48035898), (27, 32023932), (36, 24017949), (54, 16011966), (73, 11844468), (81, 10674644), (108, 8005983), (139, 6220476), (146, 5922234), (162, 5337322), (219, 3948156), (263, 3287628), (278, 3110238), (292, 2961117), (324, 2668661), (417, 2073492), (438, 1974078), (526, 1643814), (556, 1555119), (657, 1316052), (789, 1095876), (834, 1036746), (876, 987039), (1052, 821907), (1251, 691164), (1314, 658026), (1578, 547938), (1668, 518373), (1971, 438684), (2367, 365292), (2502, 345582), (2628, 329013), (3156, 273969), (3753, 230388), (3942, 219342), (4734, 182646), (5004, 172791), (5913, 146228), (7101, 121764), (7506, 115194), (7884, 109671), (9468, 91323), (10147, 85212), (11259, 76796), (11826, 73114), (14202, 60882), (15012, 57597), (19199, 45036), (20294, 42606), (21303, 40588), (22518, 38398), (23652, 36557), (28404, 30441)]