236430490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 467389440

約数和(自身を除く): 230958950

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 137, 155, 190, 274, 293, 310, 586, 589, 685, 1178, 1370, 1465, 2603, 2930, 2945, 4247, 5206, 5567, 5890, 8494, 9083, 11134, 13015, 18166, 21235, 26030, 27835, 40141, 42470, 45415, 55670, 80282, 80693, 90830, 161386, 172577, 200705, 345154, 401410, 403465, 762679, 806930, 862885, 1244371, 1525358, 1725770, 2488742, 3813395, 6221855, 7626790, 12443710, 23643049, 47286098, 118215245, 236430490]

約数ペア:

[(1, 236430490), (2, 118215245), (5, 47286098), (10, 23643049), (19, 12443710), (31, 7626790), (38, 6221855), (62, 3813395), (95, 2488742), (137, 1725770), (155, 1525358), (190, 1244371), (274, 862885), (293, 806930), (310, 762679), (586, 403465), (589, 401410), (685, 345154), (1178, 200705), (1370, 172577), (1465, 161386), (2603, 90830), (2930, 80693), (2945, 80282), (4247, 55670), (5206, 45415), (5567, 42470), (5890, 40141), (8494, 27835), (9083, 26030), (11134, 21235), (13015, 18166)]