20161784032

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{829}}^1$

素因数の和:1069

約数の個数: 192

約数和(自身を含む): 47964571200

約数和(自身を除く): 27802787168

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 32, 34, 38, 52, 68, 76, 104, 136, 152, 181, 208, 221, 247, 272, 304, 323, 362, 416, 442, 494, 544, 608, 646, 724, 829, 884, 988, 1292, 1448, 1658, 1768, 1976, 2353, 2584, 2896, 3077, 3316, 3439, 3536, 3952, 4199, 4706, 5168, 5792, 6154, 6632, 6878, 7072, 7904, 8398, 9412, 10336, 10777, 12308, 13264, 13756, 14093, 15751, 16796, 18824, 21554, 24616, 26528, 27512, 28186, 31502, 33592, 37648, 40001, 43108, 44707, 49232, 55024, 56372, 58463, 63004, 67184, 75296, 80002, 86216, 89414, 98464, 110048, 112744, 116926, 126008, 134368, 150049, 160004, 172432, 178828, 183209, 204763, 225488, 233852, 252016, 267767, 300098, 320008, 344864, 357656, 366418, 409526, 450976, 467704, 504032, 535534, 600196, 640016, 715312, 732836, 760019, 819052, 935408, 1071068, 1200392, 1280032, 1430624, 1465672, 1520038, 1638104, 1870816, 1950637, 2142136, 2400784, 2550833, 2850931, 2931344, 3040076, 3276208, 3480971, 3901274, 4284272, 4801568, 5101666, 5701862, 5862688, 6080152, 6552416, 6961942, 7802548, 8568544, 10203332, 11403724, 12160304, 13923884, 15605096, 20406664, 22807448, 24320608, 27847768, 31210192, 33160829, 37062103, 40813328, 45614896, 48465827, 55695536, 62420384, 66321658, 74124206, 81626656, 91229792, 96931654, 111391072, 132643316, 148248412, 193863308, 265286632, 296496824, 387726616, 530573264, 592993648, 630055751, 775453232, 1061146528, 1185987296, 1260111502, 1550906464, 2520223004, 5040446008, 10080892016, 20161784032]

約数ペア:

[(1, 20161784032), (2, 10080892016), (4, 5040446008), (8, 2520223004), (13, 1550906464), (16, 1260111502), (17, 1185987296), (19, 1061146528), (26, 775453232), (32, 630055751), (34, 592993648), (38, 530573264), (52, 387726616), (68, 296496824), (76, 265286632), (104, 193863308), (136, 148248412), (152, 132643316), (181, 111391072), (208, 96931654), (221, 91229792), (247, 81626656), (272, 74124206), (304, 66321658), (323, 62420384), (362, 55695536), (416, 48465827), (442, 45614896), (494, 40813328), (544, 37062103), (608, 33160829), (646, 31210192), (724, 27847768), (829, 24320608), (884, 22807448), (988, 20406664), (1292, 15605096), (1448, 13923884), (1658, 12160304), (1768, 11403724), (1976, 10203332), (2353, 8568544), (2584, 7802548), (2896, 6961942), (3077, 6552416), (3316, 6080152), (3439, 5862688), (3536, 5701862), (3952, 5101666), (4199, 4801568), (4706, 4284272), (5168, 3901274), (5792, 3480971), (6154, 3276208), (6632, 3040076), (6878, 2931344), (7072, 2850931), (7904, 2550833), (8398, 2400784), (9412, 2142136), (10336, 1950637), (10777, 1870816), (12308, 1638104), (13264, 1520038), (13756, 1465672), (14093, 1430624), (15751, 1280032), (16796, 1200392), (18824, 1071068), (21554, 935408), (24616, 819052), (26528, 760019), (27512, 732836), (28186, 715312), (31502, 640016), (33592, 600196), (37648, 535534), (40001, 504032), (43108, 467704), (44707, 450976), (49232, 409526), (55024, 366418), (56372, 357656), (58463, 344864), (63004, 320008), (67184, 300098), (75296, 267767), (80002, 252016), (86216, 233852), (89414, 225488), (98464, 204763), (110048, 183209), (112744, 178828), (116926, 172432), (126008, 160004), (134368, 150049)]