42142920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1061}}^1$

素因数の和:1406

約数の個数: 64

約数和(自身を含む): 126930240

約数和(自身を除く): 84787320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331, 662, 993, 1061, 1324, 1655, 1986, 2122, 2648, 3183, 3310, 3972, 4244, 4965, 5305, 6366, 6620, 7944, 8488, 9930, 10610, 12732, 13240, 15915, 19860, 21220, 25464, 31830, 39720, 42440, 63660, 127320, 351191, 702382, 1053573, 1404764, 1755955, 2107146, 2809528, 3511910, 4214292, 5267865, 7023820, 8428584, 10535730, 14047640, 21071460, 42142920]

約数ペア:

[(1, 42142920), (2, 21071460), (3, 14047640), (4, 10535730), (5, 8428584), (6, 7023820), (8, 5267865), (10, 4214292), (12, 3511910), (15, 2809528), (20, 2107146), (24, 1755955), (30, 1404764), (40, 1053573), (60, 702382), (120, 351191), (331, 127320), (662, 63660), (993, 42440), (1061, 39720), (1324, 31830), (1655, 25464), (1986, 21220), (2122, 19860), (2648, 15915), (3183, 13240), (3310, 12732), (3972, 10610), (4244, 9930), (4965, 8488), (5305, 7944), (6366, 6620)]