1331523840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{346751}}^1$

素因数の和:346775

約数の個数: 72

約数和(自身を含む): 4252566528

約数和(自身を除く): 2921042688

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, 640, 768, 960, 1280, 1920, 3840, 346751, 693502, 1040253, 1387004, 1733755, 2080506, 2774008, 3467510, 4161012, 5201265, 5548016, 6935020, 8322024, 10402530, 11096032, 13870040, 16644048, 20805060, 22192064, 27740080, 33288096, 41610120, 44384128, 55480160, 66576192, 83220240, 88768256, 110960320, 133152384, 166440480, 221920640, 266304768, 332880960, 443841280, 665761920, 1331523840]

約数ペア:

[(1, 1331523840), (2, 665761920), (3, 443841280), (4, 332880960), (5, 266304768), (6, 221920640), (8, 166440480), (10, 133152384), (12, 110960320), (15, 88768256), (16, 83220240), (20, 66576192), (24, 55480160), (30, 44384128), (32, 41610120), (40, 33288096), (48, 27740080), (60, 22192064), (64, 20805060), (80, 16644048), (96, 13870040), (120, 11096032), (128, 10402530), (160, 8322024), (192, 6935020), (240, 5548016), (256, 5201265), (320, 4161012), (384, 3467510), (480, 2774008), (640, 2080506), (768, 1733755), (960, 1387004), (1280, 1040253), (1920, 693502), (3840, 346751)]