74250720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{51563}}^1$

素因数の和:51584

約数の個数: 72

約数和(自身を含む): 253385496

約数和(自身を除く): 179134776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 51563, 103126, 154689, 206252, 257815, 309378, 412504, 464067, 515630, 618756, 773445, 825008, 928134, 1031260, 1237512, 1546890, 1650016, 1856268, 2062520, 2320335, 2475024, 3093780, 3712536, 4125040, 4640670, 4950048, 6187560, 7425072, 8250080, 9281340, 12375120, 14850144, 18562680, 24750240, 37125360, 74250720]

約数ペア:

[(1, 74250720), (2, 37125360), (3, 24750240), (4, 18562680), (5, 14850144), (6, 12375120), (8, 9281340), (9, 8250080), (10, 7425072), (12, 6187560), (15, 4950048), (16, 4640670), (18, 4125040), (20, 3712536), (24, 3093780), (30, 2475024), (32, 2320335), (36, 2062520), (40, 1856268), (45, 1650016), (48, 1546890), (60, 1237512), (72, 1031260), (80, 928134), (90, 825008), (96, 773445), (120, 618756), (144, 515630), (160, 464067), (180, 412504), (240, 309378), (288, 257815), (360, 206252), (480, 154689), (720, 103126), (1440, 51563)]