71731830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{563}}^1$

素因数の和:741

約数の個数: 64

約数和(自身を含む): 179324928

約数和(自身を除く): 107593098

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 137, 155, 186, 274, 310, 411, 465, 563, 685, 822, 930, 1126, 1370, 1689, 2055, 2815, 3378, 4110, 4247, 5630, 8445, 8494, 12741, 16890, 17453, 21235, 25482, 34906, 42470, 52359, 63705, 77131, 87265, 104718, 127410, 154262, 174530, 231393, 261795, 385655, 462786, 523590, 771310, 1156965, 2313930, 2391061, 4782122, 7173183, 11955305, 14346366, 23910610, 35865915, 71731830]

約数ペア:

[(1, 71731830), (2, 35865915), (3, 23910610), (5, 14346366), (6, 11955305), (10, 7173183), (15, 4782122), (30, 2391061), (31, 2313930), (62, 1156965), (93, 771310), (137, 523590), (155, 462786), (186, 385655), (274, 261795), (310, 231393), (411, 174530), (465, 154262), (563, 127410), (685, 104718), (822, 87265), (930, 77131), (1126, 63705), (1370, 52359), (1689, 42470), (2055, 34906), (2815, 25482), (3378, 21235), (4110, 17453), (4247, 16890), (5630, 12741), (8445, 8494)]