90723840

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{11813}}^1$

素因数の和:11839

約数の個数: 80

約数和(自身を含む): 290057328

約数和(自身を除く): 199333488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 11813, 23626, 35439, 47252, 59065, 70878, 94504, 118130, 141756, 177195, 189008, 236260, 283512, 354390, 378016, 472520, 567024, 708780, 756032, 945040, 1134048, 1417560, 1512064, 1890080, 2268096, 2835120, 3024128, 3780160, 4536192, 5670240, 6048256, 7560320, 9072384, 11340480, 15120640, 18144768, 22680960, 30241280, 45361920, 90723840]

約数ペア:

[(1, 90723840), (2, 45361920), (3, 30241280), (4, 22680960), (5, 18144768), (6, 15120640), (8, 11340480), (10, 9072384), (12, 7560320), (15, 6048256), (16, 5670240), (20, 4536192), (24, 3780160), (30, 3024128), (32, 2835120), (40, 2268096), (48, 1890080), (60, 1512064), (64, 1417560), (80, 1134048), (96, 945040), (120, 756032), (128, 708780), (160, 567024), (192, 472520), (240, 378016), (256, 354390), (320, 283512), (384, 236260), (480, 189008), (512, 177195), (640, 141756), (768, 118130), (960, 94504), (1280, 70878), (1536, 59065), (1920, 47252), (2560, 35439), (3840, 23626), (7680, 11813)]