1243133920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{158563}}^1$

素因数の和:158592

約数の個数: 72

約数和(自身を含む): 3416419944

約数和(自身を除く): 2173286024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 158563, 317126, 634252, 792815, 1109941, 1268504, 1585630, 2219882, 2537008, 3171260, 4439764, 5074016, 5549705, 6342520, 7769587, 8879528, 11099410, 12685040, 15539174, 17759056, 22198820, 25370080, 31078348, 35518112, 38847935, 44397640, 62156696, 77695870, 88795280, 124313392, 155391740, 177590560, 248626784, 310783480, 621566960, 1243133920]

約数ペア:

[(1, 1243133920), (2, 621566960), (4, 310783480), (5, 248626784), (7, 177590560), (8, 155391740), (10, 124313392), (14, 88795280), (16, 77695870), (20, 62156696), (28, 44397640), (32, 38847935), (35, 35518112), (40, 31078348), (49, 25370080), (56, 22198820), (70, 17759056), (80, 15539174), (98, 12685040), (112, 11099410), (140, 8879528), (160, 7769587), (196, 6342520), (224, 5549705), (245, 5074016), (280, 4439764), (392, 3171260), (490, 2537008), (560, 2219882), (784, 1585630), (980, 1268504), (1120, 1109941), (1568, 792815), (1960, 634252), (3920, 317126), (7840, 158563)]