65278080

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{1619}}^1$

素因数の和:1651

約数の個数: 192

約数和(自身を含む): 257774400

約数和(自身を除く): 192496320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1619, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3238, 3360, 4032, 4480, 4857, 5040, 5760, 6476, 6720, 8064, 8095, 9714, 10080, 11333, 12952, 13440, 14571, 16190, 19428, 20160, 22666, 24285, 25904, 29142, 32380, 33999, 38856, 40320, 45332, 48570, 51808, 56665, 58284, 64760, 67998, 72855, 77712, 90664, 97140, 101997, 103616, 113330, 116568, 129520, 135996, 145710, 155424, 169995, 181328, 194280, 203994, 207232, 226660, 233136, 259040, 271992, 291420, 310848, 339990, 362656, 388560, 407988, 453320, 466272, 509985, 518080, 543984, 582840, 621696, 679980, 725312, 777120, 815976, 906640, 932544, 1019970, 1036160, 1087968, 1165680, 1359960, 1450624, 1554240, 1631952, 1813280, 1865088, 2039940, 2175936, 2331360, 2719920, 3108480, 3263904, 3626560, 4079880, 4351872, 4662720, 5439840, 6527808, 7253120, 8159760, 9325440, 10879680, 13055616, 16319520, 21759360, 32639040, 65278080]

約数ペア:

[(1, 65278080), (2, 32639040), (3, 21759360), (4, 16319520), (5, 13055616), (6, 10879680), (7, 9325440), (8, 8159760), (9, 7253120), (10, 6527808), (12, 5439840), (14, 4662720), (15, 4351872), (16, 4079880), (18, 3626560), (20, 3263904), (21, 3108480), (24, 2719920), (28, 2331360), (30, 2175936), (32, 2039940), (35, 1865088), (36, 1813280), (40, 1631952), (42, 1554240), (45, 1450624), (48, 1359960), (56, 1165680), (60, 1087968), (63, 1036160), (64, 1019970), (70, 932544), (72, 906640), (80, 815976), (84, 777120), (90, 725312), (96, 679980), (105, 621696), (112, 582840), (120, 543984), (126, 518080), (128, 509985), (140, 466272), (144, 453320), (160, 407988), (168, 388560), (180, 362656), (192, 339990), (210, 310848), (224, 291420), (240, 271992), (252, 259040), (280, 233136), (288, 226660), (315, 207232), (320, 203994), (336, 194280), (360, 181328), (384, 169995), (420, 155424), (448, 145710), (480, 135996), (504, 129520), (560, 116568), (576, 113330), (630, 103616), (640, 101997), (672, 97140), (720, 90664), (840, 77712), (896, 72855), (960, 67998), (1008, 64760), (1120, 58284), (1152, 56665), (1260, 51808), (1344, 48570), (1440, 45332), (1619, 40320), (1680, 38856), (1920, 33999), (2016, 32380), (2240, 29142), (2520, 25904), (2688, 24285), (2880, 22666), (3238, 20160), (3360, 19428), (4032, 16190), (4480, 14571), (4857, 13440), (5040, 12952), (5760, 11333), (6476, 10080), (6720, 9714), (8064, 8095)]