20160741920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{1789}}^1$

素因数の和:2171

約数の個数: 192

約数和(自身を含む): 54887414400

約数和(自身を除く): 34726672480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 337, 352, 380, 418, 440, 608, 674, 760, 836, 880, 1045, 1348, 1520, 1672, 1685, 1760, 1789, 2090, 2696, 3040, 3344, 3370, 3578, 3707, 4180, 5392, 6403, 6688, 6740, 7156, 7414, 8360, 8945, 10784, 12806, 13480, 14312, 14828, 16720, 17890, 18535, 19679, 25612, 26960, 28624, 29656, 32015, 33440, 33991, 35780, 37070, 39358, 51224, 53920, 57248, 59312, 64030, 67982, 70433, 71560, 74140, 78716, 98395, 102448, 118624, 128060, 135964, 140866, 143120, 148280, 157432, 169955, 196790, 204896, 256120, 271928, 281732, 286240, 296560, 314864, 339910, 352165, 373901, 393580, 512240, 543856, 563464, 593120, 602893, 629728, 679820, 704330, 747802, 787160, 1024480, 1087712, 1126928, 1205786, 1359640, 1408660, 1495604, 1574320, 1869505, 2253856, 2411572, 2719280, 2817320, 2991208, 3014465, 3148640, 3739010, 4823144, 5438560, 5634640, 5982416, 6028930, 6631823, 7478020, 9646288, 11269280, 11454967, 11964832, 12057860, 13263646, 14956040, 19292576, 22909934, 24115720, 26527292, 29912080, 33159115, 45819868, 48231440, 53054584, 57274835, 59824160, 66318230, 91639736, 96462880, 106109168, 114549670, 126004637, 132636460, 183279472, 212218336, 229099340, 252009274, 265272920, 366558944, 458198680, 504018548, 530545840, 630023185, 916397360, 1008037096, 1061091680, 1260046370, 1832794720, 2016074192, 2520092740, 4032148384, 5040185480, 10080370960, 20160741920]

約数ペア:

[(1, 20160741920), (2, 10080370960), (4, 5040185480), (5, 4032148384), (8, 2520092740), (10, 2016074192), (11, 1832794720), (16, 1260046370), (19, 1061091680), (20, 1008037096), (22, 916397360), (32, 630023185), (38, 530545840), (40, 504018548), (44, 458198680), (55, 366558944), (76, 265272920), (80, 252009274), (88, 229099340), (95, 212218336), (110, 183279472), (152, 132636460), (160, 126004637), (176, 114549670), (190, 106109168), (209, 96462880), (220, 91639736), (304, 66318230), (337, 59824160), (352, 57274835), (380, 53054584), (418, 48231440), (440, 45819868), (608, 33159115), (674, 29912080), (760, 26527292), (836, 24115720), (880, 22909934), (1045, 19292576), (1348, 14956040), (1520, 13263646), (1672, 12057860), (1685, 11964832), (1760, 11454967), (1789, 11269280), (2090, 9646288), (2696, 7478020), (3040, 6631823), (3344, 6028930), (3370, 5982416), (3578, 5634640), (3707, 5438560), (4180, 4823144), (5392, 3739010), (6403, 3148640), (6688, 3014465), (6740, 2991208), (7156, 2817320), (7414, 2719280), (8360, 2411572), (8945, 2253856), (10784, 1869505), (12806, 1574320), (13480, 1495604), (14312, 1408660), (14828, 1359640), (16720, 1205786), (17890, 1126928), (18535, 1087712), (19679, 1024480), (25612, 787160), (26960, 747802), (28624, 704330), (29656, 679820), (32015, 629728), (33440, 602893), (33991, 593120), (35780, 563464), (37070, 543856), (39358, 512240), (51224, 393580), (53920, 373901), (57248, 352165), (59312, 339910), (64030, 314864), (67982, 296560), (70433, 286240), (71560, 281732), (74140, 271928), (78716, 256120), (98395, 204896), (102448, 196790), (118624, 169955), (128060, 157432), (135964, 148280), (140866, 143120)]