319553040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1331471}}^1$

素因数の和:1331487

約数の個数: 40

約数和(自身を含む): 990615168

約数和(自身を除く): 671062128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1331471, 2662942, 3994413, 5325884, 6657355, 7988826, 10651768, 13314710, 15977652, 19972065, 21303536, 26629420, 31955304, 39944130, 53258840, 63910608, 79888260, 106517680, 159776520, 319553040]

約数ペア:

[(1, 319553040), (2, 159776520), (3, 106517680), (4, 79888260), (5, 63910608), (6, 53258840), (8, 39944130), (10, 31955304), (12, 26629420), (15, 21303536), (16, 19972065), (20, 15977652), (24, 13314710), (30, 10651768), (40, 7988826), (48, 6657355), (60, 5325884), (80, 3994413), (120, 2662942), (240, 1331471)]