161965188

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:543

約数の個数: 216

約数和(自身を含む): 551232864

約数和(自身を除く): 389267676

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 17, 18, 21, 22, 28, 33, 34, 36, 42, 44, 49, 51, 63, 66, 68, 77, 84, 98, 99, 102, 119, 126, 132, 147, 153, 154, 187, 196, 198, 204, 231, 238, 252, 294, 306, 308, 357, 374, 396, 441, 462, 476, 491, 539, 561, 588, 612, 693, 714, 748, 833, 882, 924, 982, 1071, 1078, 1122, 1309, 1386, 1428, 1473, 1617, 1666, 1683, 1764, 1964, 2142, 2156, 2244, 2499, 2618, 2772, 2946, 3234, 3332, 3366, 3437, 3927, 4284, 4419, 4851, 4998, 5236, 5401, 5892, 6468, 6732, 6874, 7497, 7854, 8347, 8838, 9163, 9702, 9996, 10311, 10802, 11781, 13748, 14994, 15708, 16203, 16694, 17676, 18326, 19404, 20622, 21604, 23562, 24059, 25041, 27489, 29988, 30933, 32406, 33388, 36652, 37807, 41244, 47124, 48118, 48609, 50082, 54978, 58429, 61866, 64812, 72177, 75123, 75614, 82467, 91817, 96236, 97218, 100164, 109956, 113421, 116858, 123732, 144354, 150246, 151228, 164934, 175287, 183634, 194436, 216531, 226842, 233716, 264649, 275451, 288708, 300492, 329868, 340263, 350574, 367268, 409003, 433062, 453684, 525861, 529298, 550902, 642719, 680526, 701148, 793947, 818006, 826353, 866124, 1051722, 1058596, 1101804, 1227009, 1285438, 1361052, 1587894, 1636012, 1652706, 1928157, 2103444, 2381841, 2454018, 2570876, 3175788, 3305412, 3681027, 3856314, 4499033, 4763682, 4908036, 5784471, 7362054, 7712628, 8998066, 9527364, 11568942, 13497099, 14724108, 17996132, 23137884, 26994198, 40491297, 53988396, 80982594, 161965188]

約数ペア:

[(1, 161965188), (2, 80982594), (3, 53988396), (4, 40491297), (6, 26994198), (7, 23137884), (9, 17996132), (11, 14724108), (12, 13497099), (14, 11568942), (17, 9527364), (18, 8998066), (21, 7712628), (22, 7362054), (28, 5784471), (33, 4908036), (34, 4763682), (36, 4499033), (42, 3856314), (44, 3681027), (49, 3305412), (51, 3175788), (63, 2570876), (66, 2454018), (68, 2381841), (77, 2103444), (84, 1928157), (98, 1652706), (99, 1636012), (102, 1587894), (119, 1361052), (126, 1285438), (132, 1227009), (147, 1101804), (153, 1058596), (154, 1051722), (187, 866124), (196, 826353), (198, 818006), (204, 793947), (231, 701148), (238, 680526), (252, 642719), (294, 550902), (306, 529298), (308, 525861), (357, 453684), (374, 433062), (396, 409003), (441, 367268), (462, 350574), (476, 340263), (491, 329868), (539, 300492), (561, 288708), (588, 275451), (612, 264649), (693, 233716), (714, 226842), (748, 216531), (833, 194436), (882, 183634), (924, 175287), (982, 164934), (1071, 151228), (1078, 150246), (1122, 144354), (1309, 123732), (1386, 116858), (1428, 113421), (1473, 109956), (1617, 100164), (1666, 97218), (1683, 96236), (1764, 91817), (1964, 82467), (2142, 75614), (2156, 75123), (2244, 72177), (2499, 64812), (2618, 61866), (2772, 58429), (2946, 54978), (3234, 50082), (3332, 48609), (3366, 48118), (3437, 47124), (3927, 41244), (4284, 37807), (4419, 36652), (4851, 33388), (4998, 32406), (5236, 30933), (5401, 29988), (5892, 27489), (6468, 25041), (6732, 24059), (6874, 23562), (7497, 21604), (7854, 20622), (8347, 19404), (8838, 18326), (9163, 17676), (9702, 16694), (9996, 16203), (10311, 15708), (10802, 14994), (11781, 13748)]