221350656

素因数分解:

$2^8\times 3^1\times {\mathrm{491}}^1\times {\mathrm{587}}^1$

素因数の和:1097

約数の個数: 72

約数和(自身を含む): 591321024

約数和(自身を除く): 369970368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 491, 587, 768, 982, 1174, 1473, 1761, 1964, 2348, 2946, 3522, 3928, 4696, 5892, 7044, 7856, 9392, 11784, 14088, 15712, 18784, 23568, 28176, 31424, 37568, 47136, 56352, 62848, 75136, 94272, 112704, 125696, 150272, 188544, 225408, 288217, 377088, 450816, 576434, 864651, 1152868, 1729302, 2305736, 3458604, 4611472, 6917208, 9222944, 13834416, 18445888, 27668832, 36891776, 55337664, 73783552, 110675328, 221350656]

約数ペア:

[(1, 221350656), (2, 110675328), (3, 73783552), (4, 55337664), (6, 36891776), (8, 27668832), (12, 18445888), (16, 13834416), (24, 9222944), (32, 6917208), (48, 4611472), (64, 3458604), (96, 2305736), (128, 1729302), (192, 1152868), (256, 864651), (384, 576434), (491, 450816), (587, 377088), (768, 288217), (982, 225408), (1174, 188544), (1473, 150272), (1761, 125696), (1964, 112704), (2348, 94272), (2946, 75136), (3522, 62848), (3928, 56352), (4696, 47136), (5892, 37568), (7044, 31424), (7856, 28176), (9392, 23568), (11784, 18784), (14088, 15712)]