397426560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{206993}}^1$

素因数の和:207015

約数の個数: 64

約数和(自身を含む): 1266803280

約数和(自身を除く): 869376720

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, 320, 384, 480, 640, 960, 1920, 206993, 413986, 620979, 827972, 1034965, 1241958, 1655944, 2069930, 2483916, 3104895, 3311888, 4139860, 4967832, 6209790, 6623776, 8279720, 9935664, 12419580, 13247552, 16559440, 19871328, 24839160, 26495104, 33118880, 39742656, 49678320, 66237760, 79485312, 99356640, 132475520, 198713280, 397426560]

約数ペア:

[(1, 397426560), (2, 198713280), (3, 132475520), (4, 99356640), (5, 79485312), (6, 66237760), (8, 49678320), (10, 39742656), (12, 33118880), (15, 26495104), (16, 24839160), (20, 19871328), (24, 16559440), (30, 13247552), (32, 12419580), (40, 9935664), (48, 8279720), (60, 6623776), (64, 6209790), (80, 4967832), (96, 4139860), (120, 3311888), (128, 3104895), (160, 2483916), (192, 2069930), (240, 1655944), (320, 1241958), (384, 1034965), (480, 827972), (640, 620979), (960, 413986), (1920, 206993)]