397201920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{51719}}^1$

素因数の和:51745

約数の個数: 80

約数和(自身を含む): 1269829440

約数和(自身を除く): 872627520

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, 51719, 103438, 155157, 206876, 258595, 310314, 413752, 517190, 620628, 775785, 827504, 1034380, 1241256, 1551570, 1655008, 2068760, 2482512, 3103140, 3310016, 4137520, 4965024, 6206280, 6620032, 8275040, 9930048, 12412560, 13240064, 16550080, 19860096, 24825120, 26480128, 33100160, 39720192, 49650240, 66200320, 79440384, 99300480, 132400640, 198600960, 397201920]

約数ペア:

[(1, 397201920), (2, 198600960), (3, 132400640), (4, 99300480), (5, 79440384), (6, 66200320), (8, 49650240), (10, 39720192), (12, 33100160), (15, 26480128), (16, 24825120), (20, 19860096), (24, 16550080), (30, 13240064), (32, 12412560), (40, 9930048), (48, 8275040), (60, 6620032), (64, 6206280), (80, 4965024), (96, 4137520), (120, 3310016), (128, 3103140), (160, 2482512), (192, 2068760), (240, 1655008), (256, 1551570), (320, 1241256), (384, 1034380), (480, 827504), (512, 775785), (640, 620628), (768, 517190), (960, 413752), (1280, 310314), (1536, 258595), (1920, 206876), (2560, 155157), (3840, 103438), (7680, 51719)]