128221272

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 379200000

約数和(自身を除く): 250978728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 157, 171, 199, 216, 228, 314, 342, 398, 456, 471, 513, 597, 628, 684, 796, 942, 1026, 1194, 1256, 1368, 1413, 1592, 1791, 1884, 2052, 2388, 2826, 2983, 3582, 3768, 3781, 4104, 4239, 4776, 5373, 5652, 5966, 7164, 7562, 8478, 8949, 10746, 11304, 11343, 11932, 14328, 15124, 16956, 17898, 21492, 22686, 23864, 26847, 30248, 31243, 33912, 34029, 35796, 42984, 45372, 53694, 62486, 68058, 71592, 80541, 90744, 93729, 102087, 107388, 124972, 136116, 161082, 187458, 204174, 214776, 249944, 272232, 281187, 322164, 374916, 408348, 562374, 593617, 644328, 749832, 816696, 843561, 1124748, 1187234, 1687122, 1780851, 2249496, 2374468, 3374244, 3561702, 4748936, 5342553, 6748488, 7123404, 10685106, 14246808, 16027659, 21370212, 32055318, 42740424, 64110636, 128221272]

約数ペア:

[(1, 128221272), (2, 64110636), (3, 42740424), (4, 32055318), (6, 21370212), (8, 16027659), (9, 14246808), (12, 10685106), (18, 7123404), (19, 6748488), (24, 5342553), (27, 4748936), (36, 3561702), (38, 3374244), (54, 2374468), (57, 2249496), (72, 1780851), (76, 1687122), (108, 1187234), (114, 1124748), (152, 843561), (157, 816696), (171, 749832), (199, 644328), (216, 593617), (228, 562374), (314, 408348), (342, 374916), (398, 322164), (456, 281187), (471, 272232), (513, 249944), (597, 214776), (628, 204174), (684, 187458), (796, 161082), (942, 136116), (1026, 124972), (1194, 107388), (1256, 102087), (1368, 93729), (1413, 90744), (1592, 80541), (1791, 71592), (1884, 68058), (2052, 62486), (2388, 53694), (2826, 45372), (2983, 42984), (3582, 35796), (3768, 34029), (3781, 33912), (4104, 31243), (4239, 30248), (4776, 26847), (5373, 23864), (5652, 22686), (5966, 21492), (7164, 17898), (7562, 16956), (8478, 15124), (8949, 14328), (10746, 11932), (11304, 11343)]