156944560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1307}}^1$

素因数の和:1418

約数の個数: 80

約数和(自身を含む): 389260800

約数和(自身を除く): 232316240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 79, 80, 95, 152, 158, 190, 304, 316, 380, 395, 632, 760, 790, 1264, 1307, 1501, 1520, 1580, 2614, 3002, 3160, 5228, 6004, 6320, 6535, 7505, 10456, 12008, 13070, 15010, 20912, 24016, 24833, 26140, 30020, 49666, 52280, 60040, 99332, 103253, 104560, 120080, 124165, 198664, 206506, 248330, 397328, 413012, 496660, 516265, 826024, 993320, 1032530, 1652048, 1961807, 1986640, 2065060, 3923614, 4130120, 7847228, 8260240, 9809035, 15694456, 19618070, 31388912, 39236140, 78472280, 156944560]

約数ペア:

[(1, 156944560), (2, 78472280), (4, 39236140), (5, 31388912), (8, 19618070), (10, 15694456), (16, 9809035), (19, 8260240), (20, 7847228), (38, 4130120), (40, 3923614), (76, 2065060), (79, 1986640), (80, 1961807), (95, 1652048), (152, 1032530), (158, 993320), (190, 826024), (304, 516265), (316, 496660), (380, 413012), (395, 397328), (632, 248330), (760, 206506), (790, 198664), (1264, 124165), (1307, 120080), (1501, 104560), (1520, 103253), (1580, 99332), (2614, 60040), (3002, 52280), (3160, 49666), (5228, 30020), (6004, 26140), (6320, 24833), (6535, 24016), (7505, 20912), (10456, 15010), (12008, 13070)]