8422740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{641}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 25939368

約数和(自身を除く): 17516628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 641, 657, 730, 876, 1095, 1282, 1314, 1460, 1923, 2190, 2564, 2628, 3205, 3285, 3846, 4380, 5769, 6410, 6570, 7692, 9615, 11538, 12820, 13140, 19230, 23076, 28845, 38460, 46793, 57690, 93586, 115380, 140379, 187172, 233965, 280758, 421137, 467930, 561516, 701895, 842274, 935860, 1403790, 1684548, 2105685, 2807580, 4211370, 8422740]

約数ペア:

[(1, 8422740), (2, 4211370), (3, 2807580), (4, 2105685), (5, 1684548), (6, 1403790), (9, 935860), (10, 842274), (12, 701895), (15, 561516), (18, 467930), (20, 421137), (30, 280758), (36, 233965), (45, 187172), (60, 140379), (73, 115380), (90, 93586), (146, 57690), (180, 46793), (219, 38460), (292, 28845), (365, 23076), (438, 19230), (641, 13140), (657, 12820), (730, 11538), (876, 9615), (1095, 7692), (1282, 6570), (1314, 6410), (1460, 5769), (1923, 4380), (2190, 3846), (2564, 3285), (2628, 3205)]