161487936

素因数分解:

$2^6\times 3^2\times {\mathrm{491}}^1\times {\mathrm{571}}^1$

素因数の和:1080

約数の個数: 84

約数和(自身を含む): 464631024

約数和(自身を除く): 303143088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 491, 571, 576, 982, 1142, 1473, 1713, 1964, 2284, 2946, 3426, 3928, 4419, 4568, 5139, 5892, 6852, 7856, 8838, 9136, 10278, 11784, 13704, 15712, 17676, 18272, 20556, 23568, 27408, 31424, 35352, 36544, 41112, 47136, 54816, 70704, 82224, 94272, 109632, 141408, 164448, 280361, 282816, 328896, 560722, 841083, 1121444, 1682166, 2242888, 2523249, 3364332, 4485776, 5046498, 6728664, 8971552, 10092996, 13457328, 17943104, 20185992, 26914656, 40371984, 53829312, 80743968, 161487936]

約数ペア:

[(1, 161487936), (2, 80743968), (3, 53829312), (4, 40371984), (6, 26914656), (8, 20185992), (9, 17943104), (12, 13457328), (16, 10092996), (18, 8971552), (24, 6728664), (32, 5046498), (36, 4485776), (48, 3364332), (64, 2523249), (72, 2242888), (96, 1682166), (144, 1121444), (192, 841083), (288, 560722), (491, 328896), (571, 282816), (576, 280361), (982, 164448), (1142, 141408), (1473, 109632), (1713, 94272), (1964, 82224), (2284, 70704), (2946, 54816), (3426, 47136), (3928, 41112), (4419, 36544), (4568, 35352), (5139, 31424), (5892, 27408), (6852, 23568), (7856, 20556), (8838, 18272), (9136, 17676), (10278, 15712), (11784, 13704)]