1987201392

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:244

約数の個数: 240

約数和(自身を含む): 5889623040

約数和(自身を除く): 3902421648

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 61, 66, 71, 79, 88, 121, 122, 132, 142, 158, 176, 183, 213, 237, 242, 244, 264, 284, 316, 363, 366, 426, 474, 484, 488, 528, 568, 632, 671, 726, 732, 781, 852, 869, 948, 968, 976, 1136, 1264, 1342, 1452, 1464, 1562, 1704, 1738, 1896, 1936, 2013, 2343, 2607, 2684, 2904, 2928, 3124, 3408, 3476, 3792, 4026, 4331, 4686, 4819, 5214, 5368, 5609, 5808, 6248, 6952, 7381, 8052, 8591, 8662, 9372, 9559, 9638, 10428, 10736, 11218, 12496, 12993, 13904, 14457, 14762, 16104, 16827, 17182, 17324, 18744, 19118, 19276, 20856, 22143, 22436, 25773, 25986, 28677, 28914, 29524, 32208, 33654, 34364, 34648, 37488, 38236, 38552, 41712, 44286, 44872, 47641, 51546, 51972, 53009, 57354, 57828, 59048, 61699, 67308, 68728, 69296, 76472, 77104, 88572, 89744, 95282, 103092, 103944, 106018, 114708, 115656, 118096, 123398, 134616, 137456, 142923, 152944, 159027, 177144, 185097, 190564, 206184, 207888, 212036, 229416, 231312, 246796, 269232, 285846, 318054, 342149, 354288, 370194, 381128, 412368, 424072, 458832, 493592, 524051, 571692, 583099, 636108, 678689, 684298, 740388, 762256, 848144, 987184, 1026447, 1048102, 1143384, 1166198, 1272216, 1357378, 1368596, 1480776, 1572153, 1749297, 2036067, 2052894, 2096204, 2286768, 2332396, 2544432, 2714756, 2737192, 2961552, 3144306, 3498594, 3763639, 4072134, 4105788, 4192408, 4664792, 5429512, 5474384, 6288612, 6997188, 7527278, 8144268, 8211576, 8384816, 9329584, 10859024, 11290917, 12577224, 13994376, 15054556, 16288536, 16423152, 22581834, 25154448, 27988752, 30109112, 32577072, 41400029, 45163668, 60218224, 82800058, 90327336, 124200087, 165600116, 180654672, 248400174, 331200232, 496800348, 662400464, 993600696, 1987201392]

約数ペア:

[(1, 1987201392), (2, 993600696), (3, 662400464), (4, 496800348), (6, 331200232), (8, 248400174), (11, 180654672), (12, 165600116), (16, 124200087), (22, 90327336), (24, 82800058), (33, 60218224), (44, 45163668), (48, 41400029), (61, 32577072), (66, 30109112), (71, 27988752), (79, 25154448), (88, 22581834), (121, 16423152), (122, 16288536), (132, 15054556), (142, 13994376), (158, 12577224), (176, 11290917), (183, 10859024), (213, 9329584), (237, 8384816), (242, 8211576), (244, 8144268), (264, 7527278), (284, 6997188), (316, 6288612), (363, 5474384), (366, 5429512), (426, 4664792), (474, 4192408), (484, 4105788), (488, 4072134), (528, 3763639), (568, 3498594), (632, 3144306), (671, 2961552), (726, 2737192), (732, 2714756), (781, 2544432), (852, 2332396), (869, 2286768), (948, 2096204), (968, 2052894), (976, 2036067), (1136, 1749297), (1264, 1572153), (1342, 1480776), (1452, 1368596), (1464, 1357378), (1562, 1272216), (1704, 1166198), (1738, 1143384), (1896, 1048102), (1936, 1026447), (2013, 987184), (2343, 848144), (2607, 762256), (2684, 740388), (2904, 684298), (2928, 678689), (3124, 636108), (3408, 583099), (3476, 571692), (3792, 524051), (4026, 493592), (4331, 458832), (4686, 424072), (4819, 412368), (5214, 381128), (5368, 370194), (5609, 354288), (5808, 342149), (6248, 318054), (6952, 285846), (7381, 269232), (8052, 246796), (8591, 231312), (8662, 229416), (9372, 212036), (9559, 207888), (9638, 206184), (10428, 190564), (10736, 185097), (11218, 177144), (12496, 159027), (12993, 152944), (13904, 142923), (14457, 137456), (14762, 134616), (16104, 123398), (16827, 118096), (17182, 115656), (17324, 114708), (18744, 106018), (19118, 103944), (19276, 103092), (20856, 95282), (22143, 89744), (22436, 88572), (25773, 77104), (25986, 76472), (28677, 69296), (28914, 68728), (29524, 67308), (32208, 61699), (33654, 59048), (34364, 57828), (34648, 57354), (37488, 53009), (38236, 51972), (38552, 51546), (41712, 47641), (44286, 44872)]