278343312

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1441

約数の個数: 160

約数和(自身を含む): 863694720

約数和(自身を除く): 585351408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 19, 24, 26, 34, 38, 39, 48, 51, 52, 57, 68, 76, 78, 102, 104, 114, 136, 152, 156, 204, 208, 221, 228, 247, 272, 304, 312, 323, 408, 442, 456, 494, 624, 646, 663, 741, 816, 884, 912, 969, 988, 1292, 1326, 1381, 1482, 1768, 1938, 1976, 2584, 2652, 2762, 2964, 3536, 3876, 3952, 4143, 4199, 5168, 5304, 5524, 5928, 7752, 8286, 8398, 10608, 11048, 11856, 12597, 15504, 16572, 16796, 17953, 22096, 23477, 25194, 26239, 33144, 33592, 35906, 46954, 50388, 52478, 53859, 66288, 67184, 70431, 71812, 78717, 93908, 100776, 104956, 107718, 140862, 143624, 157434, 187816, 201552, 209912, 215436, 281724, 287248, 305201, 314868, 341107, 375632, 419824, 430872, 446063, 563448, 610402, 629736, 682214, 861744, 892126, 915603, 1023321, 1126896, 1220804, 1259472, 1338189, 1364428, 1784252, 1831206, 2046642, 2441608, 2676378, 2728856, 3568504, 3662412, 4093284, 4883216, 5352756, 5457712, 5798819, 7137008, 7324824, 8186568, 10705512, 11597638, 14649648, 16373136, 17396457, 21411024, 23195276, 34792914, 46390552, 69585828, 92781104, 139171656, 278343312]

約数ペア:

[(1, 278343312), (2, 139171656), (3, 92781104), (4, 69585828), (6, 46390552), (8, 34792914), (12, 23195276), (13, 21411024), (16, 17396457), (17, 16373136), (19, 14649648), (24, 11597638), (26, 10705512), (34, 8186568), (38, 7324824), (39, 7137008), (48, 5798819), (51, 5457712), (52, 5352756), (57, 4883216), (68, 4093284), (76, 3662412), (78, 3568504), (102, 2728856), (104, 2676378), (114, 2441608), (136, 2046642), (152, 1831206), (156, 1784252), (204, 1364428), (208, 1338189), (221, 1259472), (228, 1220804), (247, 1126896), (272, 1023321), (304, 915603), (312, 892126), (323, 861744), (408, 682214), (442, 629736), (456, 610402), (494, 563448), (624, 446063), (646, 430872), (663, 419824), (741, 375632), (816, 341107), (884, 314868), (912, 305201), (969, 287248), (988, 281724), (1292, 215436), (1326, 209912), (1381, 201552), (1482, 187816), (1768, 157434), (1938, 143624), (1976, 140862), (2584, 107718), (2652, 104956), (2762, 100776), (2964, 93908), (3536, 78717), (3876, 71812), (3952, 70431), (4143, 67184), (4199, 66288), (5168, 53859), (5304, 52478), (5524, 50388), (5928, 46954), (7752, 35906), (8286, 33592), (8398, 33144), (10608, 26239), (11048, 25194), (11856, 23477), (12597, 22096), (15504, 17953), (16572, 16796)]