40371067520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{1289}}^1\times {\mathrm{6991}}^1$

素因数の和:8306

約数の個数: 128

約数和(自身を含む): 110400883200

約数和(自身を除く): 70029815680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 1289, 2240, 2578, 4480, 5156, 6445, 6991, 9023, 10312, 12890, 13982, 18046, 20624, 25780, 27964, 34955, 36092, 41248, 45115, 48937, 51560, 55928, 69910, 72184, 82496, 90230, 97874, 103120, 111856, 139820, 144368, 164992, 180460, 195748, 206240, 223712, 244685, 279640, 288736, 360920, 391496, 412480, 447424, 489370, 559280, 577472, 721840, 782992, 824960, 894848, 978740, 1118560, 1154944, 1443680, 1565984, 1957480, 2237120, 2887360, 3131968, 3914960, 4474240, 5774720, 6263936, 7829920, 9011399, 15659840, 18022798, 31319680, 36045596, 45056995, 63079793, 72091192, 90113990, 126159586, 144182384, 180227980, 252319172, 288364768, 315398965, 360455960, 504638344, 576729536, 630797930, 720911920, 1009276688, 1153459072, 1261595860, 1441823840, 2018553376, 2523191720, 2883647680, 4037106752, 5046383440, 5767295360, 8074213504, 10092766880, 20185533760, 40371067520]

約数ペア:

[(1, 40371067520), (2, 20185533760), (4, 10092766880), (5, 8074213504), (7, 5767295360), (8, 5046383440), (10, 4037106752), (14, 2883647680), (16, 2523191720), (20, 2018553376), (28, 1441823840), (32, 1261595860), (35, 1153459072), (40, 1009276688), (56, 720911920), (64, 630797930), (70, 576729536), (80, 504638344), (112, 360455960), (128, 315398965), (140, 288364768), (160, 252319172), (224, 180227980), (280, 144182384), (320, 126159586), (448, 90113990), (560, 72091192), (640, 63079793), (896, 45056995), (1120, 36045596), (1289, 31319680), (2240, 18022798), (2578, 15659840), (4480, 9011399), (5156, 7829920), (6445, 6263936), (6991, 5774720), (9023, 4474240), (10312, 3914960), (12890, 3131968), (13982, 2887360), (18046, 2237120), (20624, 1957480), (25780, 1565984), (27964, 1443680), (34955, 1154944), (36092, 1118560), (41248, 978740), (45115, 894848), (48937, 824960), (51560, 782992), (55928, 721840), (69910, 577472), (72184, 559280), (82496, 489370), (90230, 447424), (97874, 412480), (103120, 391496), (111856, 360920), (139820, 288736), (144368, 279640), (164992, 244685), (180460, 223712), (195748, 206240)]