31080240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{14389}}^1$

素因数の和:14411

約数の個数: 80

約数和(自身を含む): 107061600

約数和(自身を除く): 75981360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 14389, 28778, 43167, 57556, 71945, 86334, 115112, 129501, 143890, 172668, 215835, 230224, 259002, 287780, 345336, 388503, 431670, 518004, 575560, 647505, 690672, 777006, 863340, 1036008, 1151120, 1295010, 1554012, 1726680, 1942515, 2072016, 2590020, 3108024, 3453360, 3885030, 5180040, 6216048, 7770060, 10360080, 15540120, 31080240]

約数ペア:

[(1, 31080240), (2, 15540120), (3, 10360080), (4, 7770060), (5, 6216048), (6, 5180040), (8, 3885030), (9, 3453360), (10, 3108024), (12, 2590020), (15, 2072016), (16, 1942515), (18, 1726680), (20, 1554012), (24, 1295010), (27, 1151120), (30, 1036008), (36, 863340), (40, 777006), (45, 690672), (48, 647505), (54, 575560), (60, 518004), (72, 431670), (80, 388503), (90, 345336), (108, 287780), (120, 259002), (135, 230224), (144, 215835), (180, 172668), (216, 143890), (240, 129501), (270, 115112), (360, 86334), (432, 71945), (540, 57556), (720, 43167), (1080, 28778), (2160, 14389)]