19791939840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{125711}}^1$

素因数の和:125776

約数の個数: 144

約数和(自身を含む): 64752742656

約数和(自身を除く): 44960802816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 205, 240, 246, 256, 320, 328, 384, 410, 480, 492, 615, 640, 656, 768, 820, 960, 984, 1230, 1280, 1312, 1640, 1920, 1968, 2460, 2624, 3280, 3840, 3936, 4920, 5248, 6560, 7872, 9840, 10496, 13120, 15744, 19680, 26240, 31488, 39360, 52480, 78720, 125711, 157440, 251422, 377133, 502844, 628555, 754266, 1005688, 1257110, 1508532, 1885665, 2011376, 2514220, 3017064, 3771330, 4022752, 5028440, 5154151, 6034128, 7542660, 8045504, 10056880, 10308302, 12068256, 15085320, 15462453, 16091008, 20113760, 20616604, 24136512, 25770755, 30170640, 30924906, 32182016, 40227520, 41233208, 48273024, 51541510, 60341280, 61849812, 77312265, 80455040, 82466416, 96546048, 103083020, 120682560, 123699624, 154624530, 160910080, 164932832, 206166040, 241365120, 247399248, 309249060, 329865664, 412332080, 482730240, 494798496, 618498120, 659731328, 824664160, 989596992, 1236996240, 1319462656, 1649328320, 1979193984, 2473992480, 3298656640, 3958387968, 4947984960, 6597313280, 9895969920, 19791939840]

約数ペア:

[(1, 19791939840), (2, 9895969920), (3, 6597313280), (4, 4947984960), (5, 3958387968), (6, 3298656640), (8, 2473992480), (10, 1979193984), (12, 1649328320), (15, 1319462656), (16, 1236996240), (20, 989596992), (24, 824664160), (30, 659731328), (32, 618498120), (40, 494798496), (41, 482730240), (48, 412332080), (60, 329865664), (64, 309249060), (80, 247399248), (82, 241365120), (96, 206166040), (120, 164932832), (123, 160910080), (128, 154624530), (160, 123699624), (164, 120682560), (192, 103083020), (205, 96546048), (240, 82466416), (246, 80455040), (256, 77312265), (320, 61849812), (328, 60341280), (384, 51541510), (410, 48273024), (480, 41233208), (492, 40227520), (615, 32182016), (640, 30924906), (656, 30170640), (768, 25770755), (820, 24136512), (960, 20616604), (984, 20113760), (1230, 16091008), (1280, 15462453), (1312, 15085320), (1640, 12068256), (1920, 10308302), (1968, 10056880), (2460, 8045504), (2624, 7542660), (3280, 6034128), (3840, 5154151), (3936, 5028440), (4920, 4022752), (5248, 3771330), (6560, 3017064), (7872, 2514220), (9840, 2011376), (10496, 1885665), (13120, 1508532), (15744, 1257110), (19680, 1005688), (26240, 754266), (31488, 628555), (39360, 502844), (52480, 377133), (78720, 251422), (125711, 157440)]