19201500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:293

約数の個数: 144

約数和(自身を含む): 64393056

約数和(自身を除く): 45191556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 85, 90, 100, 102, 125, 150, 153, 170, 180, 204, 225, 250, 251, 255, 300, 306, 340, 375, 425, 450, 500, 502, 510, 612, 750, 753, 765, 850, 900, 1004, 1020, 1125, 1255, 1275, 1500, 1506, 1530, 1700, 2125, 2250, 2259, 2510, 2550, 3012, 3060, 3765, 3825, 4250, 4267, 4500, 4518, 5020, 5100, 6275, 6375, 7530, 7650, 8500, 8534, 9036, 11295, 12550, 12750, 12801, 15060, 15300, 17068, 18825, 19125, 21335, 22590, 25100, 25500, 25602, 31375, 37650, 38250, 38403, 42670, 45180, 51204, 56475, 62750, 64005, 75300, 76500, 76806, 85340, 94125, 106675, 112950, 125500, 128010, 153612, 188250, 192015, 213350, 225900, 256020, 282375, 320025, 376500, 384030, 426700, 533375, 564750, 640050, 768060, 960075, 1066750, 1129500, 1280100, 1600125, 1920150, 2133500, 3200250, 3840300, 4800375, 6400500, 9600750, 19201500]

約数ペア:

[(1, 19201500), (2, 9600750), (3, 6400500), (4, 4800375), (5, 3840300), (6, 3200250), (9, 2133500), (10, 1920150), (12, 1600125), (15, 1280100), (17, 1129500), (18, 1066750), (20, 960075), (25, 768060), (30, 640050), (34, 564750), (36, 533375), (45, 426700), (50, 384030), (51, 376500), (60, 320025), (68, 282375), (75, 256020), (85, 225900), (90, 213350), (100, 192015), (102, 188250), (125, 153612), (150, 128010), (153, 125500), (170, 112950), (180, 106675), (204, 94125), (225, 85340), (250, 76806), (251, 76500), (255, 75300), (300, 64005), (306, 62750), (340, 56475), (375, 51204), (425, 45180), (450, 42670), (500, 38403), (502, 38250), (510, 37650), (612, 31375), (750, 25602), (753, 25500), (765, 25100), (850, 22590), (900, 21335), (1004, 19125), (1020, 18825), (1125, 17068), (1255, 15300), (1275, 15060), (1500, 12801), (1506, 12750), (1530, 12550), (1700, 11295), (2125, 9036), (2250, 8534), (2259, 8500), (2510, 7650), (2550, 7530), (3012, 6375), (3060, 6275), (3765, 5100), (3825, 5020), (4250, 4518), (4267, 4500)]