161393904

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:149

約数の個数: 240

約数和(自身を含む): 568019200

約数和(自身を除く): 406625296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 36, 38, 42, 48, 53, 54, 56, 57, 63, 72, 76, 84, 106, 108, 112, 114, 126, 133, 144, 152, 159, 168, 171, 189, 212, 216, 228, 252, 266, 304, 318, 336, 342, 371, 378, 399, 424, 432, 456, 477, 504, 513, 532, 636, 684, 742, 756, 798, 848, 912, 954, 1007, 1008, 1026, 1064, 1113, 1197, 1272, 1368, 1431, 1484, 1512, 1596, 1908, 2014, 2052, 2128, 2226, 2394, 2544, 2736, 2809, 2862, 2968, 3021, 3024, 3192, 3339, 3591, 3816, 4028, 4104, 4452, 4788, 5618, 5724, 5936, 6042, 6384, 6678, 7049, 7182, 7632, 8056, 8208, 8427, 8904, 9063, 9576, 10017, 11236, 11448, 12084, 13356, 14098, 14364, 16112, 16854, 17808, 18126, 19152, 19663, 20034, 21147, 22472, 22896, 24168, 25281, 26712, 27189, 28196, 28728, 33708, 36252, 39326, 40068, 42294, 44944, 48336, 50562, 53371, 53424, 54378, 56392, 57456, 58989, 63441, 67416, 72504, 75843, 78652, 80136, 84588, 101124, 106742, 108756, 112784, 117978, 126882, 134832, 145008, 151686, 157304, 160113, 160272, 169176, 176967, 190323, 202248, 213484, 217512, 235956, 253764, 303372, 314608, 320226, 338352, 353934, 373597, 380646, 404496, 426968, 435024, 471912, 480339, 507528, 530901, 606744, 640452, 707868, 747194, 761292, 853936, 943824, 960678, 1015056, 1061802, 1120791, 1213488, 1280904, 1415736, 1441017, 1494388, 1522584, 1921356, 2123604, 2241582, 2561808, 2831472, 2882034, 2988776, 3045168, 3362373, 3842712, 4247208, 4483164, 5764068, 5977552, 6724746, 7685424, 8494416, 8966328, 10087119, 11528136, 13449492, 17932656, 20174238, 23056272, 26898984, 40348476, 53797968, 80696952, 161393904]

約数ペア:

[(1, 161393904), (2, 80696952), (3, 53797968), (4, 40348476), (6, 26898984), (7, 23056272), (8, 20174238), (9, 17932656), (12, 13449492), (14, 11528136), (16, 10087119), (18, 8966328), (19, 8494416), (21, 7685424), (24, 6724746), (27, 5977552), (28, 5764068), (36, 4483164), (38, 4247208), (42, 3842712), (48, 3362373), (53, 3045168), (54, 2988776), (56, 2882034), (57, 2831472), (63, 2561808), (72, 2241582), (76, 2123604), (84, 1921356), (106, 1522584), (108, 1494388), (112, 1441017), (114, 1415736), (126, 1280904), (133, 1213488), (144, 1120791), (152, 1061802), (159, 1015056), (168, 960678), (171, 943824), (189, 853936), (212, 761292), (216, 747194), (228, 707868), (252, 640452), (266, 606744), (304, 530901), (318, 507528), (336, 480339), (342, 471912), (371, 435024), (378, 426968), (399, 404496), (424, 380646), (432, 373597), (456, 353934), (477, 338352), (504, 320226), (513, 314608), (532, 303372), (636, 253764), (684, 235956), (742, 217512), (756, 213484), (798, 202248), (848, 190323), (912, 176967), (954, 169176), (1007, 160272), (1008, 160113), (1026, 157304), (1064, 151686), (1113, 145008), (1197, 134832), (1272, 126882), (1368, 117978), (1431, 112784), (1484, 108756), (1512, 106742), (1596, 101124), (1908, 84588), (2014, 80136), (2052, 78652), (2128, 75843), (2226, 72504), (2394, 67416), (2544, 63441), (2736, 58989), (2809, 57456), (2862, 56392), (2968, 54378), (3021, 53424), (3024, 53371), (3192, 50562), (3339, 48336), (3591, 44944), (3816, 42294), (4028, 40068), (4104, 39326), (4452, 36252), (4788, 33708), (5618, 28728), (5724, 28196), (5936, 27189), (6042, 26712), (6384, 25281), (6678, 24168), (7049, 22896), (7182, 22472), (7632, 21147), (8056, 20034), (8208, 19663), (8427, 19152), (8904, 18126), (9063, 17808), (9576, 16854), (10017, 16112), (11236, 14364), (11448, 14098), (12084, 13356)]