164913360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{687139}}^1$

素因数の和:687155

約数の個数: 40

約数和(自身を含む): 511232160

約数和(自身を除く): 346318800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 687139, 1374278, 2061417, 2748556, 3435695, 4122834, 5497112, 6871390, 8245668, 10307085, 10994224, 13742780, 16491336, 20614170, 27485560, 32982672, 41228340, 54971120, 82456680, 164913360]

約数ペア:

[(1, 164913360), (2, 82456680), (3, 54971120), (4, 41228340), (5, 32982672), (6, 27485560), (8, 20614170), (10, 16491336), (12, 13742780), (15, 10994224), (16, 10307085), (20, 8245668), (24, 6871390), (30, 5497112), (40, 4122834), (48, 3435695), (60, 2748556), (80, 2061417), (120, 1374278), (240, 687139)]