393306720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{819389}}^1$

素因数の和:819407

約数の個数: 48

約数和(自身を含む): 1238917680

約数和(自身を除く): 845610960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 819389, 1638778, 2458167, 3277556, 4096945, 4916334, 6555112, 8193890, 9832668, 12290835, 13110224, 16387780, 19665336, 24581670, 26220448, 32775560, 39330672, 49163340, 65551120, 78661344, 98326680, 131102240, 196653360, 393306720]

約数ペア:

[(1, 393306720), (2, 196653360), (3, 131102240), (4, 98326680), (5, 78661344), (6, 65551120), (8, 49163340), (10, 39330672), (12, 32775560), (15, 26220448), (16, 24581670), (20, 19665336), (24, 16387780), (30, 13110224), (32, 12290835), (40, 9832668), (48, 8193890), (60, 6555112), (80, 4916334), (96, 4096945), (120, 3277556), (160, 2458167), (240, 1638778), (480, 819389)]