20161540416

素因数分解:

$2^6\times 3^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:477

約数の個数: 224

約数和(自身を含む): 55785715200

約数和(自身を除く): 35624174784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 59, 61, 64, 96, 118, 122, 163, 177, 179, 183, 192, 236, 244, 326, 354, 358, 366, 472, 488, 489, 537, 652, 708, 716, 732, 944, 976, 978, 1074, 1304, 1416, 1432, 1464, 1888, 1952, 1956, 2148, 2608, 2832, 2864, 2928, 3599, 3776, 3904, 3912, 4296, 5216, 5664, 5728, 5856, 7198, 7824, 8592, 9617, 9943, 10432, 10561, 10797, 10919, 11328, 11456, 11712, 14396, 15648, 17184, 19234, 19886, 21122, 21594, 21838, 28792, 28851, 29177, 29829, 31296, 31683, 32757, 34368, 38468, 39772, 42244, 43188, 43676, 57584, 57702, 58354, 59658, 63366, 65514, 76936, 79544, 84488, 86376, 87352, 87531, 115168, 115404, 116708, 119316, 126732, 131028, 153872, 159088, 168976, 172752, 174704, 175062, 230336, 230808, 233416, 238632, 253464, 262056, 307744, 318176, 337952, 345504, 349408, 350124, 461616, 466832, 477264, 506928, 524112, 586637, 615488, 636352, 644221, 675904, 691008, 698816, 700248, 923232, 933664, 954528, 1013856, 1048224, 1173274, 1288442, 1400496, 1721443, 1759911, 1779797, 1846464, 1867328, 1909056, 1932663, 2027712, 2096448, 2346548, 2576884, 2800992, 3442886, 3519822, 3559594, 3865326, 4693096, 5153768, 5164329, 5339391, 5601984, 6885772, 7039644, 7119188, 7730652, 9386192, 10307536, 10328658, 10678782, 13771544, 14079288, 14238376, 15461304, 18772384, 20615072, 20657316, 21357564, 27543088, 28158576, 28476752, 30922608, 37544768, 41230144, 41314632, 42715128, 55086176, 56317152, 56953504, 61845216, 82629264, 85430256, 105008023, 110172352, 112634304, 113907008, 123690432, 165258528, 170860512, 210016046, 315024069, 330517056, 341721024, 420032092, 630048138, 840064184, 1260096276, 1680128368, 2520192552, 3360256736, 5040385104, 6720513472, 10080770208, 20161540416]

約数ペア:

[(1, 20161540416), (2, 10080770208), (3, 6720513472), (4, 5040385104), (6, 3360256736), (8, 2520192552), (12, 1680128368), (16, 1260096276), (24, 840064184), (32, 630048138), (48, 420032092), (59, 341721024), (61, 330517056), (64, 315024069), (96, 210016046), (118, 170860512), (122, 165258528), (163, 123690432), (177, 113907008), (179, 112634304), (183, 110172352), (192, 105008023), (236, 85430256), (244, 82629264), (326, 61845216), (354, 56953504), (358, 56317152), (366, 55086176), (472, 42715128), (488, 41314632), (489, 41230144), (537, 37544768), (652, 30922608), (708, 28476752), (716, 28158576), (732, 27543088), (944, 21357564), (976, 20657316), (978, 20615072), (1074, 18772384), (1304, 15461304), (1416, 14238376), (1432, 14079288), (1464, 13771544), (1888, 10678782), (1952, 10328658), (1956, 10307536), (2148, 9386192), (2608, 7730652), (2832, 7119188), (2864, 7039644), (2928, 6885772), (3599, 5601984), (3776, 5339391), (3904, 5164329), (3912, 5153768), (4296, 4693096), (5216, 3865326), (5664, 3559594), (5728, 3519822), (5856, 3442886), (7198, 2800992), (7824, 2576884), (8592, 2346548), (9617, 2096448), (9943, 2027712), (10432, 1932663), (10561, 1909056), (10797, 1867328), (10919, 1846464), (11328, 1779797), (11456, 1759911), (11712, 1721443), (14396, 1400496), (15648, 1288442), (17184, 1173274), (19234, 1048224), (19886, 1013856), (21122, 954528), (21594, 933664), (21838, 923232), (28792, 700248), (28851, 698816), (29177, 691008), (29829, 675904), (31296, 644221), (31683, 636352), (32757, 615488), (34368, 586637), (38468, 524112), (39772, 506928), (42244, 477264), (43188, 466832), (43676, 461616), (57584, 350124), (57702, 349408), (58354, 345504), (59658, 337952), (63366, 318176), (65514, 307744), (76936, 262056), (79544, 253464), (84488, 238632), (86376, 233416), (87352, 230808), (87531, 230336), (115168, 175062), (115404, 174704), (116708, 172752), (119316, 168976), (126732, 159088), (131028, 153872)]