64938480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{270577}}^1$

素因数の和:270593

約数の個数: 40

約数和(自身を含む): 201310032

約数和(自身を除く): 136371552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 270577, 541154, 811731, 1082308, 1352885, 1623462, 2164616, 2705770, 3246924, 4058655, 4329232, 5411540, 6493848, 8117310, 10823080, 12987696, 16234620, 21646160, 32469240, 64938480]

約数ペア:

[(1, 64938480), (2, 32469240), (3, 21646160), (4, 16234620), (5, 12987696), (6, 10823080), (8, 8117310), (10, 6493848), (12, 5411540), (15, 4329232), (16, 4058655), (20, 3246924), (24, 2705770), (30, 2164616), (40, 1623462), (48, 1352885), (60, 1082308), (80, 811731), (120, 541154), (240, 270577)]