2016154960

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1\times {\mathrm{797}}^1$

素因数の和:1220

約数の個数: 80

約数和(自身を含む): 4754445696

約数和(自身を除く): 2738290736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 307, 412, 515, 614, 797, 824, 1030, 1228, 1535, 1594, 1648, 2060, 2456, 3070, 3188, 3985, 4120, 4912, 6140, 6376, 7970, 8240, 12280, 12752, 15940, 24560, 31621, 31880, 63242, 63760, 82091, 126484, 158105, 164182, 244679, 252968, 316210, 328364, 410455, 489358, 505936, 632420, 656728, 820910, 978716, 1223395, 1264840, 1313456, 1641820, 1957432, 2446790, 2529680, 3283640, 3914864, 4893580, 6567280, 9787160, 19574320, 25201937, 50403874, 100807748, 126009685, 201615496, 252019370, 403230992, 504038740, 1008077480, 2016154960]

約数ペア:

[(1, 2016154960), (2, 1008077480), (4, 504038740), (5, 403230992), (8, 252019370), (10, 201615496), (16, 126009685), (20, 100807748), (40, 50403874), (80, 25201937), (103, 19574320), (206, 9787160), (307, 6567280), (412, 4893580), (515, 3914864), (614, 3283640), (797, 2529680), (824, 2446790), (1030, 1957432), (1228, 1641820), (1535, 1313456), (1594, 1264840), (1648, 1223395), (2060, 978716), (2456, 820910), (3070, 656728), (3188, 632420), (3985, 505936), (4120, 489358), (4912, 410455), (6140, 328364), (6376, 316210), (7970, 252968), (8240, 244679), (12280, 164182), (12752, 158105), (15940, 126484), (24560, 82091), (31621, 63760), (31880, 63242)]