7981320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{227}}^1\times {\mathrm{293}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 24131520

約数和(自身を除く): 16150200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 227, 293, 454, 586, 681, 879, 908, 1135, 1172, 1362, 1465, 1758, 1816, 2270, 2344, 2724, 2930, 3405, 3516, 4395, 4540, 5448, 5860, 6810, 7032, 8790, 9080, 11720, 13620, 17580, 27240, 35160, 66511, 133022, 199533, 266044, 332555, 399066, 532088, 665110, 798132, 997665, 1330220, 1596264, 1995330, 2660440, 3990660, 7981320]

約数ペア:

[(1, 7981320), (2, 3990660), (3, 2660440), (4, 1995330), (5, 1596264), (6, 1330220), (8, 997665), (10, 798132), (12, 665110), (15, 532088), (20, 399066), (24, 332555), (30, 266044), (40, 199533), (60, 133022), (120, 66511), (227, 35160), (293, 27240), (454, 17580), (586, 13620), (681, 11720), (879, 9080), (908, 8790), (1135, 7032), (1172, 6810), (1362, 5860), (1465, 5448), (1758, 4540), (1816, 4395), (2270, 3516), (2344, 3405), (2724, 2930)]