72638424

素因数分解:

$2^3\times 3^3\times {\mathrm{523}}^1\times {\mathrm{643}}^1$

素因数の和:1181

約数の個数: 64

約数和(自身を含む): 202473600

約数和(自身を除く): 129835176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 523, 643, 1046, 1286, 1569, 1929, 2092, 2572, 3138, 3858, 4184, 4707, 5144, 5787, 6276, 7716, 9414, 11574, 12552, 14121, 15432, 17361, 18828, 23148, 28242, 34722, 37656, 46296, 56484, 69444, 112968, 138888, 336289, 672578, 1008867, 1345156, 2017734, 2690312, 3026601, 4035468, 6053202, 8070936, 9079803, 12106404, 18159606, 24212808, 36319212, 72638424]

約数ペア:

[(1, 72638424), (2, 36319212), (3, 24212808), (4, 18159606), (6, 12106404), (8, 9079803), (9, 8070936), (12, 6053202), (18, 4035468), (24, 3026601), (27, 2690312), (36, 2017734), (54, 1345156), (72, 1008867), (108, 672578), (216, 336289), (523, 138888), (643, 112968), (1046, 69444), (1286, 56484), (1569, 46296), (1929, 37656), (2092, 34722), (2572, 28242), (3138, 23148), (3858, 18828), (4184, 17361), (4707, 15432), (5144, 14121), (5787, 12552), (6276, 11574), (7716, 9414)]