28916784

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:320

約数の個数: 160

約数和(自身を含む): 94438400

約数和(自身を除く): 65521616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 27, 36, 38, 39, 48, 52, 54, 57, 72, 76, 78, 104, 108, 114, 117, 144, 152, 156, 171, 208, 216, 228, 234, 247, 271, 304, 312, 342, 351, 432, 456, 468, 494, 513, 542, 624, 684, 702, 741, 813, 912, 936, 988, 1026, 1084, 1368, 1404, 1482, 1626, 1872, 1976, 2052, 2168, 2223, 2439, 2736, 2808, 2964, 3252, 3523, 3952, 4104, 4336, 4446, 4878, 5149, 5616, 5928, 6504, 6669, 7046, 7317, 8208, 8892, 9756, 10298, 10569, 11856, 13008, 13338, 14092, 14634, 15447, 17784, 19512, 20596, 21138, 26676, 28184, 29268, 30894, 31707, 35568, 39024, 41192, 42276, 46341, 53352, 56368, 58536, 61788, 63414, 66937, 82384, 84552, 92682, 95121, 106704, 117072, 123576, 126828, 133874, 139023, 169104, 185364, 190242, 200811, 247152, 253656, 267748, 278046, 370728, 380484, 401622, 507312, 535496, 556092, 602433, 741456, 760968, 803244, 1070992, 1112184, 1204866, 1521936, 1606488, 1807299, 2224368, 2409732, 3212976, 3614598, 4819464, 7229196, 9638928, 14458392, 28916784]

約数ペア:

[(1, 28916784), (2, 14458392), (3, 9638928), (4, 7229196), (6, 4819464), (8, 3614598), (9, 3212976), (12, 2409732), (13, 2224368), (16, 1807299), (18, 1606488), (19, 1521936), (24, 1204866), (26, 1112184), (27, 1070992), (36, 803244), (38, 760968), (39, 741456), (48, 602433), (52, 556092), (54, 535496), (57, 507312), (72, 401622), (76, 380484), (78, 370728), (104, 278046), (108, 267748), (114, 253656), (117, 247152), (144, 200811), (152, 190242), (156, 185364), (171, 169104), (208, 139023), (216, 133874), (228, 126828), (234, 123576), (247, 117072), (271, 106704), (304, 95121), (312, 92682), (342, 84552), (351, 82384), (432, 66937), (456, 63414), (468, 61788), (494, 58536), (513, 56368), (542, 53352), (624, 46341), (684, 42276), (702, 41192), (741, 39024), (813, 35568), (912, 31707), (936, 30894), (988, 29268), (1026, 28184), (1084, 26676), (1368, 21138), (1404, 20596), (1482, 19512), (1626, 17784), (1872, 15447), (1976, 14634), (2052, 14092), (2168, 13338), (2223, 13008), (2439, 11856), (2736, 10569), (2808, 10298), (2964, 9756), (3252, 8892), (3523, 8208), (3952, 7317), (4104, 7046), (4336, 6669), (4446, 6504), (4878, 5928), (5149, 5616)]