209969280

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:476

約数の個数: 256

約数和(自身を含む): 771120000

約数和(自身を除く): 561150720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 116, 120, 128, 135, 144, 145, 160, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 348, 360, 384, 419, 432, 435, 464, 480, 522, 540, 576, 580, 640, 696, 720, 783, 838, 864, 870, 928, 960, 1044, 1080, 1152, 1160, 1257, 1305, 1392, 1440, 1566, 1676, 1728, 1740, 1856, 1920, 2088, 2095, 2160, 2320, 2514, 2610, 2784, 2880, 3132, 3352, 3456, 3480, 3712, 3771, 3915, 4176, 4190, 4320, 4640, 5028, 5220, 5568, 5760, 6264, 6285, 6704, 6960, 7542, 7830, 8352, 8380, 8640, 9280, 10056, 10440, 11136, 11313, 12151, 12528, 12570, 13408, 13920, 15084, 15660, 16704, 16760, 17280, 18560, 18855, 20112, 20880, 22626, 24302, 25056, 25140, 26816, 27840, 30168, 31320, 33408, 33520, 36453, 37710, 40224, 41760, 45252, 48604, 50112, 50280, 53632, 55680, 56565, 60336, 60755, 62640, 67040, 72906, 75420, 80448, 83520, 90504, 97208, 100224, 100560, 109359, 113130, 120672, 121510, 125280, 134080, 145812, 150840, 160896, 167040, 181008, 182265, 194416, 201120, 218718, 226260, 241344, 243020, 250560, 268160, 291624, 301680, 328077, 362016, 364530, 388832, 402240, 437436, 452520, 482688, 486040, 501120, 546795, 583248, 603360, 656154, 724032, 729060, 777664, 804480, 874872, 905040, 972080, 1093590, 1166496, 1206720, 1312308, 1448064, 1458120, 1555328, 1640385, 1749744, 1810080, 1944160, 2187180, 2332992, 2413440, 2624616, 2916240, 3280770, 3499488, 3620160, 3888320, 4374360, 4665984, 5249232, 5832480, 6561540, 6998976, 7240320, 7776640, 8748720, 10498464, 11664960, 13123080, 13997952, 17497440, 20996928, 23329920, 26246160, 34994880, 41993856, 52492320, 69989760, 104984640, 209969280]

約数ペア:

[(1, 209969280), (2, 104984640), (3, 69989760), (4, 52492320), (5, 41993856), (6, 34994880), (8, 26246160), (9, 23329920), (10, 20996928), (12, 17497440), (15, 13997952), (16, 13123080), (18, 11664960), (20, 10498464), (24, 8748720), (27, 7776640), (29, 7240320), (30, 6998976), (32, 6561540), (36, 5832480), (40, 5249232), (45, 4665984), (48, 4374360), (54, 3888320), (58, 3620160), (60, 3499488), (64, 3280770), (72, 2916240), (80, 2624616), (87, 2413440), (90, 2332992), (96, 2187180), (108, 1944160), (116, 1810080), (120, 1749744), (128, 1640385), (135, 1555328), (144, 1458120), (145, 1448064), (160, 1312308), (174, 1206720), (180, 1166496), (192, 1093590), (216, 972080), (232, 905040), (240, 874872), (261, 804480), (270, 777664), (288, 729060), (290, 724032), (320, 656154), (348, 603360), (360, 583248), (384, 546795), (419, 501120), (432, 486040), (435, 482688), (464, 452520), (480, 437436), (522, 402240), (540, 388832), (576, 364530), (580, 362016), (640, 328077), (696, 301680), (720, 291624), (783, 268160), (838, 250560), (864, 243020), (870, 241344), (928, 226260), (960, 218718), (1044, 201120), (1080, 194416), (1152, 182265), (1160, 181008), (1257, 167040), (1305, 160896), (1392, 150840), (1440, 145812), (1566, 134080), (1676, 125280), (1728, 121510), (1740, 120672), (1856, 113130), (1920, 109359), (2088, 100560), (2095, 100224), (2160, 97208), (2320, 90504), (2514, 83520), (2610, 80448), (2784, 75420), (2880, 72906), (3132, 67040), (3352, 62640), (3456, 60755), (3480, 60336), (3712, 56565), (3771, 55680), (3915, 53632), (4176, 50280), (4190, 50112), (4320, 48604), (4640, 45252), (5028, 41760), (5220, 40224), (5568, 37710), (5760, 36453), (6264, 33520), (6285, 33408), (6704, 31320), (6960, 30168), (7542, 27840), (7830, 26816), (8352, 25140), (8380, 25056), (8640, 24302), (9280, 22626), (10056, 20880), (10440, 20112), (11136, 18855), (11313, 18560), (12151, 17280), (12528, 16760), (12570, 16704), (13408, 15660), (13920, 15084)]