421435648

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:507

約数の個数: 72

約数和(自身を含む): 869211000

約数和(自身を除く): 447775352

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 89, 106, 128, 178, 212, 256, 349, 356, 424, 698, 712, 848, 1396, 1424, 1696, 2792, 2848, 3392, 4717, 5584, 5696, 6784, 9434, 11168, 11392, 13568, 18497, 18868, 22336, 22784, 31061, 36994, 37736, 44672, 62122, 73988, 75472, 89344, 124244, 147976, 150944, 248488, 295952, 301888, 496976, 591904, 603776, 993952, 1183808, 1207552, 1646233, 1987904, 2367616, 3292466, 3975808, 4735232, 6584932, 7951616, 13169864, 26339728, 52679456, 105358912, 210717824, 421435648]

約数ペア:

[(1, 421435648), (2, 210717824), (4, 105358912), (8, 52679456), (16, 26339728), (32, 13169864), (53, 7951616), (64, 6584932), (89, 4735232), (106, 3975808), (128, 3292466), (178, 2367616), (212, 1987904), (256, 1646233), (349, 1207552), (356, 1183808), (424, 993952), (698, 603776), (712, 591904), (848, 496976), (1396, 301888), (1424, 295952), (1696, 248488), (2792, 150944), (2848, 147976), (3392, 124244), (4717, 89344), (5584, 75472), (5696, 73988), (6784, 62122), (9434, 44672), (11168, 37736), (11392, 36994), (13568, 31061), (18497, 22784), (18868, 22336)]