381439744

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:718

約数の個数: 144

約数和(自身を含む): 971308800

約数和(自身を除く): 589869056

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 56, 64, 68, 76, 112, 119, 128, 133, 136, 152, 224, 238, 256, 266, 272, 304, 323, 448, 476, 532, 544, 608, 646, 659, 896, 952, 1064, 1088, 1216, 1292, 1318, 1792, 1904, 2128, 2176, 2261, 2432, 2584, 2636, 3808, 4256, 4352, 4522, 4613, 4864, 5168, 5272, 7616, 8512, 9044, 9226, 10336, 10544, 11203, 12521, 15232, 17024, 18088, 18452, 20672, 21088, 22406, 25042, 30464, 34048, 36176, 36904, 41344, 42176, 44812, 50084, 72352, 73808, 78421, 82688, 84352, 87647, 89624, 100168, 144704, 147616, 156842, 168704, 175294, 179248, 200336, 212857, 289408, 295232, 313684, 350588, 358496, 400672, 425714, 578816, 590464, 627368, 701176, 716992, 801344, 851428, 1180928, 1254736, 1402352, 1433984, 1489999, 1602688, 1702856, 2509472, 2804704, 2867968, 2979998, 3205376, 3405712, 5018944, 5609408, 5959996, 6811424, 10037888, 11218816, 11919992, 13622848, 20075776, 22437632, 23839984, 27245696, 47679968, 54491392, 95359936, 190719872, 381439744]

約数ペア:

[(1, 381439744), (2, 190719872), (4, 95359936), (7, 54491392), (8, 47679968), (14, 27245696), (16, 23839984), (17, 22437632), (19, 20075776), (28, 13622848), (32, 11919992), (34, 11218816), (38, 10037888), (56, 6811424), (64, 5959996), (68, 5609408), (76, 5018944), (112, 3405712), (119, 3205376), (128, 2979998), (133, 2867968), (136, 2804704), (152, 2509472), (224, 1702856), (238, 1602688), (256, 1489999), (266, 1433984), (272, 1402352), (304, 1254736), (323, 1180928), (448, 851428), (476, 801344), (532, 716992), (544, 701176), (608, 627368), (646, 590464), (659, 578816), (896, 425714), (952, 400672), (1064, 358496), (1088, 350588), (1216, 313684), (1292, 295232), (1318, 289408), (1792, 212857), (1904, 200336), (2128, 179248), (2176, 175294), (2261, 168704), (2432, 156842), (2584, 147616), (2636, 144704), (3808, 100168), (4256, 89624), (4352, 87647), (4522, 84352), (4613, 82688), (4864, 78421), (5168, 73808), (5272, 72352), (7616, 50084), (8512, 44812), (9044, 42176), (9226, 41344), (10336, 36904), (10544, 36176), (11203, 34048), (12521, 30464), (15232, 25042), (17024, 22406), (18088, 21088), (18452, 20672)]