2520971520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1021}}^1$

素因数の和:1688

約数の個数: 144

約数和(自身を含む): 8071772352

約数和(自身を除く): 5550800832

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, 643, 768, 960, 1021, 1280, 1286, 1920, 1929, 2042, 2572, 3063, 3215, 3840, 3858, 4084, 5105, 5144, 6126, 6430, 7716, 8168, 9645, 10210, 10288, 12252, 12860, 15315, 15432, 16336, 19290, 20420, 20576, 24504, 25720, 30630, 30864, 32672, 38580, 40840, 41152, 49008, 51440, 61260, 61728, 65344, 77160, 81680, 82304, 98016, 102880, 122520, 123456, 130688, 154320, 163360, 164608, 196032, 205760, 245040, 246912, 261376, 308640, 326720, 392064, 411520, 490080, 493824, 617280, 653440, 656503, 784128, 823040, 980160, 1234560, 1306880, 1313006, 1960320, 1969509, 2469120, 2626012, 3282515, 3920640, 3939018, 5252024, 6565030, 7878036, 9847545, 10504048, 13130060, 15756072, 19695090, 21008096, 26260120, 31512144, 39390180, 42016192, 52520240, 63024288, 78780360, 84032384, 105040480, 126048576, 157560720, 168064768, 210080960, 252097152, 315121440, 420161920, 504194304, 630242880, 840323840, 1260485760, 2520971520]

約数ペア:

[(1, 2520971520), (2, 1260485760), (3, 840323840), (4, 630242880), (5, 504194304), (6, 420161920), (8, 315121440), (10, 252097152), (12, 210080960), (15, 168064768), (16, 157560720), (20, 126048576), (24, 105040480), (30, 84032384), (32, 78780360), (40, 63024288), (48, 52520240), (60, 42016192), (64, 39390180), (80, 31512144), (96, 26260120), (120, 21008096), (128, 19695090), (160, 15756072), (192, 13130060), (240, 10504048), (256, 9847545), (320, 7878036), (384, 6565030), (480, 5252024), (640, 3939018), (643, 3920640), (768, 3282515), (960, 2626012), (1021, 2469120), (1280, 1969509), (1286, 1960320), (1920, 1313006), (1929, 1306880), (2042, 1234560), (2572, 980160), (3063, 823040), (3215, 784128), (3840, 656503), (3858, 653440), (4084, 617280), (5105, 493824), (5144, 490080), (6126, 411520), (6430, 392064), (7716, 326720), (8168, 308640), (9645, 261376), (10210, 246912), (10288, 245040), (12252, 205760), (12860, 196032), (15315, 164608), (15432, 163360), (16336, 154320), (19290, 130688), (20420, 123456), (20576, 122520), (24504, 102880), (25720, 98016), (30630, 82304), (30864, 81680), (32672, 77160), (38580, 65344), (40840, 61728), (41152, 61260), (49008, 51440)]