81612288

素因数分解:

$2^9\times 3^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:312

約数の個数: 120

約数和(自身を含む): 239382000

約数和(自身を除く): 157769712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 89, 96, 128, 144, 178, 192, 199, 256, 267, 288, 356, 384, 398, 512, 534, 576, 597, 712, 768, 796, 801, 1068, 1152, 1194, 1424, 1536, 1592, 1602, 1791, 2136, 2304, 2388, 2848, 3184, 3204, 3582, 4272, 4608, 4776, 5696, 6368, 6408, 7164, 8544, 9552, 11392, 12736, 12816, 14328, 17088, 17711, 19104, 22784, 25472, 25632, 28656, 34176, 35422, 38208, 45568, 50944, 51264, 53133, 57312, 68352, 70844, 76416, 101888, 102528, 106266, 114624, 136704, 141688, 152832, 159399, 205056, 212532, 229248, 283376, 305664, 318798, 410112, 425064, 458496, 566752, 637596, 850128, 916992, 1133504, 1275192, 1700256, 2267008, 2550384, 3400512, 4534016, 5100768, 6801024, 9068032, 10201536, 13602048, 20403072, 27204096, 40806144, 81612288]

約数ペア:

[(1, 81612288), (2, 40806144), (3, 27204096), (4, 20403072), (6, 13602048), (8, 10201536), (9, 9068032), (12, 6801024), (16, 5100768), (18, 4534016), (24, 3400512), (32, 2550384), (36, 2267008), (48, 1700256), (64, 1275192), (72, 1133504), (89, 916992), (96, 850128), (128, 637596), (144, 566752), (178, 458496), (192, 425064), (199, 410112), (256, 318798), (267, 305664), (288, 283376), (356, 229248), (384, 212532), (398, 205056), (512, 159399), (534, 152832), (576, 141688), (597, 136704), (712, 114624), (768, 106266), (796, 102528), (801, 101888), (1068, 76416), (1152, 70844), (1194, 68352), (1424, 57312), (1536, 53133), (1592, 51264), (1602, 50944), (1791, 45568), (2136, 38208), (2304, 35422), (2388, 34176), (2848, 28656), (3184, 25632), (3204, 25472), (3582, 22784), (4272, 19104), (4608, 17711), (4776, 17088), (5696, 14328), (6368, 12816), (6408, 12736), (7164, 11392), (8544, 9552)]