71975340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1423}}^1$

素因数の和:1719

約数の個数: 72

約数和(自身を含む): 219256128

約数和(自身を除く): 147280788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 1124, 1405, 1423, 1686, 2529, 2810, 2846, 3372, 4215, 4269, 5058, 5620, 5692, 7115, 8430, 8538, 10116, 12645, 12807, 14230, 16860, 17076, 21345, 25290, 25614, 28460, 42690, 50580, 51228, 64035, 85380, 128070, 256140, 399863, 799726, 1199589, 1599452, 1999315, 2399178, 3598767, 3998630, 4798356, 5997945, 7197534, 7997260, 11995890, 14395068, 17993835, 23991780, 35987670, 71975340]

約数ペア:

[(1, 71975340), (2, 35987670), (3, 23991780), (4, 17993835), (5, 14395068), (6, 11995890), (9, 7997260), (10, 7197534), (12, 5997945), (15, 4798356), (18, 3998630), (20, 3598767), (30, 2399178), (36, 1999315), (45, 1599452), (60, 1199589), (90, 799726), (180, 399863), (281, 256140), (562, 128070), (843, 85380), (1124, 64035), (1405, 51228), (1423, 50580), (1686, 42690), (2529, 28460), (2810, 25614), (2846, 25290), (3372, 21345), (4215, 17076), (4269, 16860), (5058, 14230), (5620, 12807), (5692, 12645), (7115, 10116), (8430, 8538)]