8855280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{251}}^1$

素因数の和:284

約数の個数: 180

約数和(自身を含む): 34732152

約数和(自身を除く): 25876872

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 251, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 502, 504, 560, 588, 630, 720, 735, 753, 784, 840, 882, 980, 1004, 1008, 1176, 1255, 1260, 1470, 1506, 1680, 1757, 1764, 1960, 2008, 2205, 2259, 2352, 2510, 2520, 2940, 3012, 3514, 3528, 3765, 3920, 4016, 4410, 4518, 5020, 5040, 5271, 5880, 6024, 7028, 7056, 7530, 8785, 8820, 9036, 10040, 10542, 11295, 11760, 12048, 12299, 14056, 15060, 15813, 17570, 17640, 18072, 20080, 21084, 22590, 24598, 26355, 28112, 30120, 31626, 35140, 35280, 36144, 36897, 42168, 45180, 49196, 52710, 60240, 61495, 63252, 70280, 73794, 79065, 84336, 90360, 98392, 105420, 110691, 122990, 126504, 140560, 147588, 158130, 180720, 184485, 196784, 210840, 221382, 245980, 253008, 295176, 316260, 368970, 421680, 442764, 491960, 553455, 590352, 632520, 737940, 885528, 983920, 1106910, 1265040, 1475880, 1771056, 2213820, 2951760, 4427640, 8855280]

約数ペア:

[(1, 8855280), (2, 4427640), (3, 2951760), (4, 2213820), (5, 1771056), (6, 1475880), (7, 1265040), (8, 1106910), (9, 983920), (10, 885528), (12, 737940), (14, 632520), (15, 590352), (16, 553455), (18, 491960), (20, 442764), (21, 421680), (24, 368970), (28, 316260), (30, 295176), (35, 253008), (36, 245980), (40, 221382), (42, 210840), (45, 196784), (48, 184485), (49, 180720), (56, 158130), (60, 147588), (63, 140560), (70, 126504), (72, 122990), (80, 110691), (84, 105420), (90, 98392), (98, 90360), (105, 84336), (112, 79065), (120, 73794), (126, 70280), (140, 63252), (144, 61495), (147, 60240), (168, 52710), (180, 49196), (196, 45180), (210, 42168), (240, 36897), (245, 36144), (251, 35280), (252, 35140), (280, 31626), (294, 30120), (315, 28112), (336, 26355), (360, 24598), (392, 22590), (420, 21084), (441, 20080), (490, 18072), (502, 17640), (504, 17570), (560, 15813), (588, 15060), (630, 14056), (720, 12299), (735, 12048), (753, 11760), (784, 11295), (840, 10542), (882, 10040), (980, 9036), (1004, 8820), (1008, 8785), (1176, 7530), (1255, 7056), (1260, 7028), (1470, 6024), (1506, 5880), (1680, 5271), (1757, 5040), (1764, 5020), (1960, 4518), (2008, 4410), (2205, 4016), (2259, 3920), (2352, 3765), (2510, 3528), (2520, 3514), (2940, 3012)]