20512496144

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1399}}^1$

素因数の和:1589

約数の個数: 160

約数和(自身を含む): 48530227200

約数和(自身を除く): 28017731056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 41, 56, 62, 82, 103, 112, 124, 164, 206, 217, 248, 287, 328, 412, 434, 496, 574, 656, 721, 824, 868, 1148, 1271, 1399, 1442, 1648, 1736, 2296, 2542, 2798, 2884, 3193, 3472, 4223, 4592, 5084, 5596, 5768, 6386, 8446, 8897, 9793, 10168, 11192, 11536, 12772, 16892, 17794, 19586, 20336, 22351, 22384, 25544, 29561, 33784, 35588, 39172, 43369, 44702, 51088, 57359, 59122, 67568, 71176, 78344, 86738, 89404, 114718, 118244, 130913, 142352, 144097, 156688, 173476, 178808, 229436, 236488, 261826, 288194, 303583, 346952, 357616, 401513, 458872, 472976, 523652, 576388, 607166, 693904, 803026, 916391, 917744, 1008679, 1047304, 1152776, 1214332, 1606052, 1778129, 1832782, 2017358, 2094608, 2305552, 2428664, 3212104, 3556258, 3665564, 4034716, 4467007, 4857328, 5907977, 6424208, 7112516, 7331128, 8069432, 8934014, 11815954, 12446903, 14225032, 14662256, 16138864, 17868028, 23631908, 24893806, 28450064, 31269049, 35736056, 41355839, 47263816, 49787612, 62538098, 71472112, 82711678, 94527632, 99575224, 125076196, 165423356, 183147287, 199150448, 250152392, 330846712, 366294574, 500304784, 661693424, 732589148, 1282031009, 1465178296, 2564062018, 2930356592, 5128124036, 10256248072, 20512496144]

約数ペア:

[(1, 20512496144), (2, 10256248072), (4, 5128124036), (7, 2930356592), (8, 2564062018), (14, 1465178296), (16, 1282031009), (28, 732589148), (31, 661693424), (41, 500304784), (56, 366294574), (62, 330846712), (82, 250152392), (103, 199150448), (112, 183147287), (124, 165423356), (164, 125076196), (206, 99575224), (217, 94527632), (248, 82711678), (287, 71472112), (328, 62538098), (412, 49787612), (434, 47263816), (496, 41355839), (574, 35736056), (656, 31269049), (721, 28450064), (824, 24893806), (868, 23631908), (1148, 17868028), (1271, 16138864), (1399, 14662256), (1442, 14225032), (1648, 12446903), (1736, 11815954), (2296, 8934014), (2542, 8069432), (2798, 7331128), (2884, 7112516), (3193, 6424208), (3472, 5907977), (4223, 4857328), (4592, 4467007), (5084, 4034716), (5596, 3665564), (5768, 3556258), (6386, 3212104), (8446, 2428664), (8897, 2305552), (9793, 2094608), (10168, 2017358), (11192, 1832782), (11536, 1778129), (12772, 1606052), (16892, 1214332), (17794, 1152776), (19586, 1047304), (20336, 1008679), (22351, 917744), (22384, 916391), (25544, 803026), (29561, 693904), (33784, 607166), (35588, 576388), (39172, 523652), (43369, 472976), (44702, 458872), (51088, 401513), (57359, 357616), (59122, 346952), (67568, 303583), (71176, 288194), (78344, 261826), (86738, 236488), (89404, 229436), (114718, 178808), (118244, 173476), (130913, 156688), (142352, 144097)]