74202880

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1999}}^1$

素因数の和:2049

約数の個数: 72

約数和(自身を含む): 183960000

約数和(自身を除く): 109757120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 580, 640, 928, 1160, 1280, 1856, 1999, 2320, 3712, 3998, 4640, 7424, 7996, 9280, 9995, 15992, 18560, 19990, 31984, 37120, 39980, 57971, 63968, 79960, 115942, 127936, 159920, 231884, 255872, 289855, 319840, 463768, 511744, 579710, 639680, 927536, 1159420, 1279360, 1855072, 2318840, 2558720, 3710144, 4637680, 7420288, 9275360, 14840576, 18550720, 37101440, 74202880]

約数ペア:

[(1, 74202880), (2, 37101440), (4, 18550720), (5, 14840576), (8, 9275360), (10, 7420288), (16, 4637680), (20, 3710144), (29, 2558720), (32, 2318840), (40, 1855072), (58, 1279360), (64, 1159420), (80, 927536), (116, 639680), (128, 579710), (145, 511744), (160, 463768), (232, 319840), (256, 289855), (290, 255872), (320, 231884), (464, 159920), (580, 127936), (640, 115942), (928, 79960), (1160, 63968), (1280, 57971), (1856, 39980), (1999, 37120), (2320, 31984), (3712, 19990), (3998, 18560), (4640, 15992), (7424, 9995), (7996, 9280)]