245440320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{255667}}^1$

素因数の和:255687

約数の個数: 56

約数和(自身を含む): 779276064

約数和(自身を除く): 533835744

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, 160, 192, 240, 320, 480, 960, 255667, 511334, 767001, 1022668, 1278335, 1534002, 2045336, 2556670, 3068004, 3835005, 4090672, 5113340, 6136008, 7670010, 8181344, 10226680, 12272016, 15340020, 16362688, 20453360, 24544032, 30680040, 40906720, 49088064, 61360080, 81813440, 122720160, 245440320]

約数ペア:

[(1, 245440320), (2, 122720160), (3, 81813440), (4, 61360080), (5, 49088064), (6, 40906720), (8, 30680040), (10, 24544032), (12, 20453360), (15, 16362688), (16, 15340020), (20, 12272016), (24, 10226680), (30, 8181344), (32, 7670010), (40, 6136008), (48, 5113340), (60, 4090672), (64, 3835005), (80, 3068004), (96, 2556670), (120, 2045336), (160, 1534002), (192, 1278335), (240, 1022668), (320, 767001), (480, 511334), (960, 255667)]