511952640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{133321}}^1$

素因数の和:133345

約数の個数: 72

約数和(自身を含む): 1635061008

約数和(自身を除く): 1123108368

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, 133321, 266642, 399963, 533284, 666605, 799926, 1066568, 1333210, 1599852, 1999815, 2133136, 2666420, 3199704, 3999630, 4266272, 5332840, 6399408, 7999260, 8532544, 10665680, 12798816, 15998520, 17065088, 21331360, 25597632, 31997040, 34130176, 42662720, 51195264, 63994080, 85325440, 102390528, 127988160, 170650880, 255976320, 511952640]

約数ペア:

[(1, 511952640), (2, 255976320), (3, 170650880), (4, 127988160), (5, 102390528), (6, 85325440), (8, 63994080), (10, 51195264), (12, 42662720), (15, 34130176), (16, 31997040), (20, 25597632), (24, 21331360), (30, 17065088), (32, 15998520), (40, 12798816), (48, 10665680), (60, 8532544), (64, 7999260), (80, 6399408), (96, 5332840), (120, 4266272), (128, 3999630), (160, 3199704), (192, 2666420), (240, 2133136), (256, 1999815), (320, 1599852), (384, 1333210), (480, 1066568), (640, 799926), (768, 666605), (960, 533284), (1280, 399963), (1920, 266642), (3840, 133321)]