19915788480

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{1559}}^1\times {\mathrm{1901}}^1$

素因数の和:3487

約数の個数: 224

約数和(自身を含む): 72350254080

約数和(自身を除く): 52434465600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1559, 1680, 1901, 2240, 3118, 3360, 3802, 4677, 5703, 6236, 6720, 7604, 7795, 9354, 9505, 10913, 11406, 12472, 13307, 15208, 15590, 18708, 19010, 21826, 22812, 23385, 24944, 26614, 28515, 30416, 31180, 32739, 37416, 38020, 39921, 43652, 45624, 46770, 49888, 53228, 54565, 57030, 60832, 62360, 65478, 66535, 74832, 76040, 79842, 87304, 91248, 93540, 99776, 106456, 109130, 114060, 121664, 124720, 130956, 133070, 149664, 152080, 159684, 163695, 174608, 182496, 187080, 199605, 212912, 218260, 228120, 249440, 261912, 266140, 299328, 304160, 319368, 327390, 349216, 364992, 374160, 399210, 425824, 436520, 456240, 498880, 523824, 532280, 608320, 638736, 654780, 698432, 748320, 798420, 851648, 873040, 912480, 1047648, 1064560, 1277472, 1309560, 1496640, 1596840, 1746080, 1824960, 2095296, 2129120, 2554944, 2619120, 2963659, 3193680, 3492160, 4258240, 5238240, 5927318, 6387360, 8890977, 10476480, 11854636, 12774720, 14818295, 17781954, 20745613, 23709272, 29636590, 35563908, 41491226, 44454885, 47418544, 59273180, 62236839, 71127816, 82982452, 88909770, 94837088, 103728065, 118546360, 124473678, 142255632, 165964904, 177819540, 189674176, 207456130, 237092720, 248947356, 284511264, 311184195, 331929808, 355639080, 414912260, 474185440, 497894712, 569022528, 622368390, 663859616, 711278160, 829824520, 948370880, 995789424, 1244736780, 1327719232, 1422556320, 1659649040, 1991578848, 2489473560, 2845112640, 3319298080, 3983157696, 4978947120, 6638596160, 9957894240, 19915788480]

約数ペア:

[(1, 19915788480), (2, 9957894240), (3, 6638596160), (4, 4978947120), (5, 3983157696), (6, 3319298080), (7, 2845112640), (8, 2489473560), (10, 1991578848), (12, 1659649040), (14, 1422556320), (15, 1327719232), (16, 1244736780), (20, 995789424), (21, 948370880), (24, 829824520), (28, 711278160), (30, 663859616), (32, 622368390), (35, 569022528), (40, 497894712), (42, 474185440), (48, 414912260), (56, 355639080), (60, 331929808), (64, 311184195), (70, 284511264), (80, 248947356), (84, 237092720), (96, 207456130), (105, 189674176), (112, 177819540), (120, 165964904), (140, 142255632), (160, 124473678), (168, 118546360), (192, 103728065), (210, 94837088), (224, 88909770), (240, 82982452), (280, 71127816), (320, 62236839), (336, 59273180), (420, 47418544), (448, 44454885), (480, 41491226), (560, 35563908), (672, 29636590), (840, 23709272), (960, 20745613), (1120, 17781954), (1344, 14818295), (1559, 12774720), (1680, 11854636), (1901, 10476480), (2240, 8890977), (3118, 6387360), (3360, 5927318), (3802, 5238240), (4677, 4258240), (5703, 3492160), (6236, 3193680), (6720, 2963659), (7604, 2619120), (7795, 2554944), (9354, 2129120), (9505, 2095296), (10913, 1824960), (11406, 1746080), (12472, 1596840), (13307, 1496640), (15208, 1309560), (15590, 1277472), (18708, 1064560), (19010, 1047648), (21826, 912480), (22812, 873040), (23385, 851648), (24944, 798420), (26614, 748320), (28515, 698432), (30416, 654780), (31180, 638736), (32739, 608320), (37416, 532280), (38020, 523824), (39921, 498880), (43652, 456240), (45624, 436520), (46770, 425824), (49888, 399210), (53228, 374160), (54565, 364992), (57030, 349216), (60832, 327390), (62360, 319368), (65478, 304160), (66535, 299328), (74832, 266140), (76040, 261912), (79842, 249440), (87304, 228120), (91248, 218260), (93540, 212912), (99776, 199605), (106456, 187080), (109130, 182496), (114060, 174608), (121664, 163695), (124720, 159684), (130956, 152080), (133070, 149664)]