15980272

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:159

約数の個数: 120

約数和(自身を含む): 41983920

約数和(自身を除く): 26003648

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 109, 112, 119, 136, 154, 176, 187, 196, 218, 238, 272, 308, 374, 392, 436, 476, 539, 616, 748, 763, 784, 833, 872, 952, 1078, 1199, 1232, 1309, 1496, 1526, 1666, 1744, 1853, 1904, 2156, 2398, 2618, 2992, 3052, 3332, 3706, 4312, 4796, 5236, 5341, 6104, 6664, 7412, 8393, 8624, 9163, 9592, 10472, 10682, 12208, 12971, 13328, 14824, 16786, 18326, 19184, 20383, 20944, 21364, 25942, 29648, 33572, 36652, 40766, 42728, 51884, 58751, 67144, 73304, 81532, 85456, 90797, 103768, 117502, 134288, 142681, 146608, 163064, 181594, 207536, 235004, 285362, 326128, 363188, 470008, 570724, 726376, 940016, 998767, 1141448, 1452752, 1997534, 2282896, 3995068, 7990136, 15980272]

約数ペア:

[(1, 15980272), (2, 7990136), (4, 3995068), (7, 2282896), (8, 1997534), (11, 1452752), (14, 1141448), (16, 998767), (17, 940016), (22, 726376), (28, 570724), (34, 470008), (44, 363188), (49, 326128), (56, 285362), (68, 235004), (77, 207536), (88, 181594), (98, 163064), (109, 146608), (112, 142681), (119, 134288), (136, 117502), (154, 103768), (176, 90797), (187, 85456), (196, 81532), (218, 73304), (238, 67144), (272, 58751), (308, 51884), (374, 42728), (392, 40766), (436, 36652), (476, 33572), (539, 29648), (616, 25942), (748, 21364), (763, 20944), (784, 20383), (833, 19184), (872, 18326), (952, 16786), (1078, 14824), (1199, 13328), (1232, 12971), (1309, 12208), (1496, 10682), (1526, 10472), (1666, 9592), (1744, 9163), (1853, 8624), (1904, 8393), (2156, 7412), (2398, 6664), (2618, 6104), (2992, 5341), (3052, 5236), (3332, 4796), (3706, 4312)]