213707264

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:473

約数の個数: 80

約数和(自身を含む): 454825800

約数和(自身を除く): 241118536

約数列:

[1, 2, 4, 8, 16, 29, 32, 37, 58, 64, 74, 116, 128, 148, 232, 256, 296, 389, 464, 512, 592, 778, 928, 1073, 1184, 1556, 1856, 2146, 2368, 3112, 3712, 4292, 4736, 6224, 7424, 8584, 9472, 11281, 12448, 14393, 14848, 17168, 18944, 22562, 24896, 28786, 34336, 45124, 49792, 57572, 68672, 90248, 99584, 115144, 137344, 180496, 199168, 230288, 274688, 360992, 417397, 460576, 549376, 721984, 834794, 921152, 1443968, 1669588, 1842304, 2887936, 3339176, 3684608, 5775872, 6678352, 7369216, 13356704, 26713408, 53426816, 106853632, 213707264]

約数ペア:

[(1, 213707264), (2, 106853632), (4, 53426816), (8, 26713408), (16, 13356704), (29, 7369216), (32, 6678352), (37, 5775872), (58, 3684608), (64, 3339176), (74, 2887936), (116, 1842304), (128, 1669588), (148, 1443968), (232, 921152), (256, 834794), (296, 721984), (389, 549376), (464, 460576), (512, 417397), (592, 360992), (778, 274688), (928, 230288), (1073, 199168), (1184, 180496), (1556, 137344), (1856, 115144), (2146, 99584), (2368, 90248), (3112, 68672), (3712, 57572), (4292, 49792), (4736, 45124), (6224, 34336), (7424, 28786), (8584, 24896), (9472, 22562), (11281, 18944), (12448, 17168), (14393, 14848)]