1521606640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{9719}}^1$

素因数の和:9854

約数の個数: 80

約数和(自身を含む): 3760473600

約数和(自身を除く): 2238866960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 103, 152, 190, 206, 304, 380, 412, 515, 760, 824, 1030, 1520, 1648, 1957, 2060, 3914, 4120, 7828, 8240, 9719, 9785, 15656, 19438, 19570, 31312, 38876, 39140, 48595, 77752, 78280, 97190, 155504, 156560, 184661, 194380, 369322, 388760, 738644, 777520, 923305, 1001057, 1477288, 1846610, 2002114, 2954576, 3693220, 4004228, 5005285, 7386440, 8008456, 10010570, 14772880, 16016912, 19020083, 20021140, 38040166, 40042280, 76080332, 80084560, 95100415, 152160664, 190200830, 304321328, 380401660, 760803320, 1521606640]

約数ペア:

[(1, 1521606640), (2, 760803320), (4, 380401660), (5, 304321328), (8, 190200830), (10, 152160664), (16, 95100415), (19, 80084560), (20, 76080332), (38, 40042280), (40, 38040166), (76, 20021140), (80, 19020083), (95, 16016912), (103, 14772880), (152, 10010570), (190, 8008456), (206, 7386440), (304, 5005285), (380, 4004228), (412, 3693220), (515, 2954576), (760, 2002114), (824, 1846610), (1030, 1477288), (1520, 1001057), (1648, 923305), (1957, 777520), (2060, 738644), (3914, 388760), (4120, 369322), (7828, 194380), (8240, 184661), (9719, 156560), (9785, 155504), (15656, 97190), (19438, 78280), (19570, 77752), (31312, 48595), (38876, 39140)]