257488538880

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3944371}}^1$

素因数の和:3944412

約数の個数: 144

約数和(自身を含む): 870728007744

約数和(自身を除く): 613239468864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 3840, 4080, 4352, 5440, 6528, 8160, 10880, 13056, 16320, 21760, 32640, 65280, 3944371, 7888742, 11833113, 15777484, 19721855, 23666226, 31554968, 39443710, 47332452, 59165565, 63109936, 67054307, 78887420, 94664904, 118331130, 126219872, 134108614, 157774840, 189329808, 201162921, 236662260, 252439744, 268217228, 315549680, 335271535, 378659616, 402325842, 473324520, 504879488, 536434456, 631099360, 670543070, 757319232, 804651684, 946649040, 1005814605, 1009758976, 1072868912, 1262198720, 1341086140, 1514638464, 1609303368, 1893298080, 2011629210, 2145737824, 2524397440, 2682172280, 3029276928, 3218606736, 3786596160, 4023258420, 4291475648, 5048794880, 5364344560, 6437213472, 7573192320, 8046516840, 8582951296, 10728689120, 12874426944, 15146384640, 16093033680, 17165902592, 21457378240, 25748853888, 32186067360, 42914756480, 51497707776, 64372134720, 85829512960, 128744269440, 257488538880]

約数ペア:

[(1, 257488538880), (2, 128744269440), (3, 85829512960), (4, 64372134720), (5, 51497707776), (6, 42914756480), (8, 32186067360), (10, 25748853888), (12, 21457378240), (15, 17165902592), (16, 16093033680), (17, 15146384640), (20, 12874426944), (24, 10728689120), (30, 8582951296), (32, 8046516840), (34, 7573192320), (40, 6437213472), (48, 5364344560), (51, 5048794880), (60, 4291475648), (64, 4023258420), (68, 3786596160), (80, 3218606736), (85, 3029276928), (96, 2682172280), (102, 2524397440), (120, 2145737824), (128, 2011629210), (136, 1893298080), (160, 1609303368), (170, 1514638464), (192, 1341086140), (204, 1262198720), (240, 1072868912), (255, 1009758976), (256, 1005814605), (272, 946649040), (320, 804651684), (340, 757319232), (384, 670543070), (408, 631099360), (480, 536434456), (510, 504879488), (544, 473324520), (640, 402325842), (680, 378659616), (768, 335271535), (816, 315549680), (960, 268217228), (1020, 252439744), (1088, 236662260), (1280, 201162921), (1360, 189329808), (1632, 157774840), (1920, 134108614), (2040, 126219872), (2176, 118331130), (2720, 94664904), (3264, 78887420), (3840, 67054307), (4080, 63109936), (4352, 59165565), (5440, 47332452), (6528, 39443710), (8160, 31554968), (10880, 23666226), (13056, 19721855), (16320, 15777484), (21760, 11833113), (32640, 7888742), (65280, 3944371)]