13282920

素因数分解:

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

素因数の和:285

約数の個数: 192

約数和(自身を含む): 51710400

約数和(自身を除く): 38427480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 251, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 502, 504, 540, 588, 630, 735, 753, 756, 840, 882, 945, 980, 1004, 1080, 1176, 1255, 1260, 1323, 1470, 1506, 1512, 1757, 1764, 1890, 1960, 2008, 2205, 2259, 2510, 2520, 2646, 2940, 3012, 3514, 3528, 3765, 3780, 4410, 4518, 5020, 5271, 5292, 5880, 6024, 6615, 6777, 7028, 7530, 7560, 8785, 8820, 9036, 10040, 10542, 10584, 11295, 12299, 13230, 13554, 14056, 15060, 15813, 17570, 17640, 18072, 21084, 22590, 24598, 26355, 26460, 27108, 30120, 31626, 33885, 35140, 36897, 42168, 45180, 47439, 49196, 52710, 52920, 54216, 61495, 63252, 67770, 70280, 73794, 79065, 90360, 94878, 98392, 105420, 110691, 122990, 126504, 135540, 147588, 158130, 184485, 189756, 210840, 221382, 237195, 245980, 271080, 295176, 316260, 332073, 368970, 379512, 442764, 474390, 491960, 553455, 632520, 664146, 737940, 885528, 948780, 1106910, 1328292, 1475880, 1660365, 1897560, 2213820, 2656584, 3320730, 4427640, 6641460, 13282920]

約数ペア:

[(1, 13282920), (2, 6641460), (3, 4427640), (4, 3320730), (5, 2656584), (6, 2213820), (7, 1897560), (8, 1660365), (9, 1475880), (10, 1328292), (12, 1106910), (14, 948780), (15, 885528), (18, 737940), (20, 664146), (21, 632520), (24, 553455), (27, 491960), (28, 474390), (30, 442764), (35, 379512), (36, 368970), (40, 332073), (42, 316260), (45, 295176), (49, 271080), (54, 245980), (56, 237195), (60, 221382), (63, 210840), (70, 189756), (72, 184485), (84, 158130), (90, 147588), (98, 135540), (105, 126504), (108, 122990), (120, 110691), (126, 105420), (135, 98392), (140, 94878), (147, 90360), (168, 79065), (180, 73794), (189, 70280), (196, 67770), (210, 63252), (216, 61495), (245, 54216), (251, 52920), (252, 52710), (270, 49196), (280, 47439), (294, 45180), (315, 42168), (360, 36897), (378, 35140), (392, 33885), (420, 31626), (441, 30120), (490, 27108), (502, 26460), (504, 26355), (540, 24598), (588, 22590), (630, 21084), (735, 18072), (753, 17640), (756, 17570), (840, 15813), (882, 15060), (945, 14056), (980, 13554), (1004, 13230), (1080, 12299), (1176, 11295), (1255, 10584), (1260, 10542), (1323, 10040), (1470, 9036), (1506, 8820), (1512, 8785), (1757, 7560), (1764, 7530), (1890, 7028), (1960, 6777), (2008, 6615), (2205, 6024), (2259, 5880), (2510, 5292), (2520, 5271), (2646, 5020), (2940, 4518), (3012, 4410), (3514, 3780), (3528, 3765)]