217979520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10321}}^1$

素因数の和:10354

約数の個数: 128

約数和(自身を含む): 758047680

約数和(自身を除く): 540068160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 880, 960, 1056, 1320, 1408, 1760, 1920, 2112, 2640, 3520, 4224, 5280, 7040, 10321, 10560, 20642, 21120, 30963, 41284, 51605, 61926, 82568, 103210, 113531, 123852, 154815, 165136, 206420, 227062, 247704, 309630, 330272, 340593, 412840, 454124, 495408, 567655, 619260, 660544, 681186, 825680, 908248, 990816, 1135310, 1238520, 1321088, 1362372, 1651360, 1702965, 1816496, 1981632, 2270620, 2477040, 2724744, 3302720, 3405930, 3632992, 3963264, 4541240, 4954080, 5449488, 6605440, 6811860, 7265984, 9082480, 9908160, 10898976, 13623720, 14531968, 18164960, 19816320, 21797952, 27247440, 36329920, 43595904, 54494880, 72659840, 108989760, 217979520]

約数ペア:

[(1, 217979520), (2, 108989760), (3, 72659840), (4, 54494880), (5, 43595904), (6, 36329920), (8, 27247440), (10, 21797952), (11, 19816320), (12, 18164960), (15, 14531968), (16, 13623720), (20, 10898976), (22, 9908160), (24, 9082480), (30, 7265984), (32, 6811860), (33, 6605440), (40, 5449488), (44, 4954080), (48, 4541240), (55, 3963264), (60, 3632992), (64, 3405930), (66, 3302720), (80, 2724744), (88, 2477040), (96, 2270620), (110, 1981632), (120, 1816496), (128, 1702965), (132, 1651360), (160, 1362372), (165, 1321088), (176, 1238520), (192, 1135310), (220, 990816), (240, 908248), (264, 825680), (320, 681186), (330, 660544), (352, 619260), (384, 567655), (440, 495408), (480, 454124), (528, 412840), (640, 340593), (660, 330272), (704, 309630), (880, 247704), (960, 227062), (1056, 206420), (1320, 165136), (1408, 154815), (1760, 123852), (1920, 113531), (2112, 103210), (2640, 82568), (3520, 61926), (4224, 51605), (5280, 41284), (7040, 30963), (10321, 21120), (10560, 20642)]