131312896

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:268

約数の個数: 144

約数和(自身を含む): 327595968

約数和(自身を除く): 196283072

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 64, 68, 88, 104, 128, 136, 143, 176, 187, 208, 211, 221, 256, 272, 286, 352, 374, 416, 422, 442, 544, 572, 704, 748, 832, 844, 884, 1088, 1144, 1408, 1496, 1664, 1688, 1768, 2176, 2288, 2321, 2431, 2743, 2816, 2992, 3328, 3376, 3536, 3587, 4352, 4576, 4642, 4862, 5486, 5984, 6752, 7072, 7174, 9152, 9284, 9724, 10972, 11968, 13504, 14144, 14348, 18304, 18568, 19448, 21944, 23936, 27008, 28288, 28696, 30173, 36608, 37136, 38896, 39457, 43888, 46631, 47872, 54016, 56576, 57392, 60346, 74272, 77792, 78914, 87776, 93262, 114784, 120692, 148544, 155584, 157828, 175552, 186524, 229568, 241384, 297088, 311168, 315656, 351104, 373048, 459136, 482768, 512941, 594176, 622336, 631312, 702208, 746096, 918272, 965536, 1025882, 1262624, 1492192, 1931072, 2051764, 2525248, 2984384, 3862144, 4103528, 5050496, 5968768, 7724288, 8207056, 10100992, 11937536, 16414112, 32828224, 65656448, 131312896]

約数ペア:

[(1, 131312896), (2, 65656448), (4, 32828224), (8, 16414112), (11, 11937536), (13, 10100992), (16, 8207056), (17, 7724288), (22, 5968768), (26, 5050496), (32, 4103528), (34, 3862144), (44, 2984384), (52, 2525248), (64, 2051764), (68, 1931072), (88, 1492192), (104, 1262624), (128, 1025882), (136, 965536), (143, 918272), (176, 746096), (187, 702208), (208, 631312), (211, 622336), (221, 594176), (256, 512941), (272, 482768), (286, 459136), (352, 373048), (374, 351104), (416, 315656), (422, 311168), (442, 297088), (544, 241384), (572, 229568), (704, 186524), (748, 175552), (832, 157828), (844, 155584), (884, 148544), (1088, 120692), (1144, 114784), (1408, 93262), (1496, 87776), (1664, 78914), (1688, 77792), (1768, 74272), (2176, 60346), (2288, 57392), (2321, 56576), (2431, 54016), (2743, 47872), (2816, 46631), (2992, 43888), (3328, 39457), (3376, 38896), (3536, 37136), (3587, 36608), (4352, 30173), (4576, 28696), (4642, 28288), (4862, 27008), (5486, 23936), (5984, 21944), (6752, 19448), (7072, 18568), (7174, 18304), (9152, 14348), (9284, 14144), (9724, 13504), (10972, 11968)]