161040240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{223667}}^1$

素因数の和:223686

約数の個数: 60

約数和(自身を含む): 540829224

約数和(自身を除く): 379788984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 223667, 447334, 671001, 894668, 1118335, 1342002, 1789336, 2013003, 2236670, 2684004, 3355005, 3578672, 4026006, 4473340, 5368008, 6710010, 8052012, 8946680, 10065015, 10736016, 13420020, 16104024, 17893360, 20130030, 26840040, 32208048, 40260060, 53680080, 80520120, 161040240]

約数ペア:

[(1, 161040240), (2, 80520120), (3, 53680080), (4, 40260060), (5, 32208048), (6, 26840040), (8, 20130030), (9, 17893360), (10, 16104024), (12, 13420020), (15, 10736016), (16, 10065015), (18, 8946680), (20, 8052012), (24, 6710010), (30, 5368008), (36, 4473340), (40, 4026006), (45, 3578672), (48, 3355005), (60, 2684004), (72, 2236670), (80, 2013003), (90, 1789336), (120, 1342002), (144, 1118335), (180, 894668), (240, 671001), (360, 447334), (720, 223667)]