388931904

素因数分解:

$2^6\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:485

約数の個数: 168

約数和(自身を含む): 1171602432

約数和(自身を除く): 782670528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 43, 48, 64, 72, 82, 86, 96, 123, 129, 144, 164, 172, 192, 246, 258, 288, 328, 344, 369, 383, 387, 492, 516, 576, 656, 688, 738, 766, 774, 984, 1032, 1149, 1312, 1376, 1476, 1532, 1548, 1763, 1968, 2064, 2298, 2624, 2752, 2952, 3064, 3096, 3447, 3526, 3936, 4128, 4596, 5289, 5904, 6128, 6192, 6894, 7052, 7872, 8256, 9192, 10578, 11808, 12256, 12384, 13788, 14104, 15703, 15867, 16469, 18384, 21156, 23616, 24512, 24768, 27576, 28208, 31406, 31734, 32938, 36768, 42312, 47109, 49407, 55152, 56416, 62812, 63468, 65876, 73536, 84624, 94218, 98814, 110304, 112832, 125624, 126936, 131752, 141327, 148221, 169248, 188436, 197628, 220608, 251248, 253872, 263504, 282654, 296442, 338496, 376872, 395256, 502496, 507744, 527008, 565308, 592884, 675229, 753744, 790512, 1004992, 1015488, 1054016, 1130616, 1185768, 1350458, 1507488, 1581024, 2025687, 2261232, 2371536, 2700916, 3014976, 3162048, 4051374, 4522464, 4743072, 5401832, 6077061, 8102748, 9044928, 9486144, 10803664, 12154122, 16205496, 21607328, 24308244, 32410992, 43214656, 48616488, 64821984, 97232976, 129643968, 194465952, 388931904]

約数ペア:

[(1, 388931904), (2, 194465952), (3, 129643968), (4, 97232976), (6, 64821984), (8, 48616488), (9, 43214656), (12, 32410992), (16, 24308244), (18, 21607328), (24, 16205496), (32, 12154122), (36, 10803664), (41, 9486144), (43, 9044928), (48, 8102748), (64, 6077061), (72, 5401832), (82, 4743072), (86, 4522464), (96, 4051374), (123, 3162048), (129, 3014976), (144, 2700916), (164, 2371536), (172, 2261232), (192, 2025687), (246, 1581024), (258, 1507488), (288, 1350458), (328, 1185768), (344, 1130616), (369, 1054016), (383, 1015488), (387, 1004992), (492, 790512), (516, 753744), (576, 675229), (656, 592884), (688, 565308), (738, 527008), (766, 507744), (774, 502496), (984, 395256), (1032, 376872), (1149, 338496), (1312, 296442), (1376, 282654), (1476, 263504), (1532, 253872), (1548, 251248), (1763, 220608), (1968, 197628), (2064, 188436), (2298, 169248), (2624, 148221), (2752, 141327), (2952, 131752), (3064, 126936), (3096, 125624), (3447, 112832), (3526, 110304), (3936, 98814), (4128, 94218), (4596, 84624), (5289, 73536), (5904, 65876), (6128, 63468), (6192, 62812), (6894, 56416), (7052, 55152), (7872, 49407), (8256, 47109), (9192, 42312), (10578, 36768), (11808, 32938), (12256, 31734), (12384, 31406), (13788, 28208), (14104, 27576), (15703, 24768), (15867, 24512), (16469, 23616), (18384, 21156)]