638913228240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{380305493}}^1$

素因数の和:380305516

約数の個数: 80

約数和(自身を含む): 2263578300288

約数和(自身を除く): 1624665072048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 380305493, 760610986, 1140916479, 1521221972, 1901527465, 2281832958, 2662138451, 3042443944, 3803054930, 4563665916, 5324276902, 5704582395, 6084887888, 7606109860, 7986415353, 9127331832, 10648553804, 11409164790, 13310692255, 15212219720, 15972830706, 18254663664, 21297107608, 22818329580, 26621384510, 30424439440, 31945661412, 39932076765, 42594215216, 45636659160, 53242769020, 63891322824, 79864153530, 91273318320, 106485538040, 127782645648, 159728307060, 212971076080, 319456614120, 638913228240]

約数ペア:

[(1, 638913228240), (2, 319456614120), (3, 212971076080), (4, 159728307060), (5, 127782645648), (6, 106485538040), (7, 91273318320), (8, 79864153530), (10, 63891322824), (12, 53242769020), (14, 45636659160), (15, 42594215216), (16, 39932076765), (20, 31945661412), (21, 30424439440), (24, 26621384510), (28, 22818329580), (30, 21297107608), (35, 18254663664), (40, 15972830706), (42, 15212219720), (48, 13310692255), (56, 11409164790), (60, 10648553804), (70, 9127331832), (80, 7986415353), (84, 7606109860), (105, 6084887888), (112, 5704582395), (120, 5324276902), (140, 4563665916), (168, 3803054930), (210, 3042443944), (240, 2662138451), (280, 2281832958), (336, 1901527465), (420, 1521221972), (560, 1140916479), (840, 760610986), (1680, 380305493)]