21318802960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{827}}^1\times {\mathrm{3541}}^1$

素因数の和:4401

約数の個数: 160

約数和(自身を含む): 61095589632

約数和(自身を除く): 39776786672

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 827, 910, 1040, 1456, 1654, 1820, 3308, 3541, 3640, 4135, 5789, 6616, 7082, 7280, 8270, 10751, 11578, 13232, 14164, 16540, 17705, 21502, 23156, 24787, 28328, 28945, 33080, 35410, 43004, 46033, 46312, 49574, 53755, 56656, 57890, 66160, 70820, 75257, 86008, 92066, 92624, 99148, 107510, 115780, 123935, 141640, 150514, 172016, 184132, 198296, 215020, 230165, 231560, 247870, 283280, 301028, 322231, 368264, 376285, 396592, 430040, 460330, 463120, 495740, 602056, 644462, 736528, 752570, 860080, 920660, 991480, 1204112, 1288924, 1505140, 1611155, 1841320, 1982960, 2577848, 2928407, 3010280, 3222310, 3682640, 5155696, 5856814, 6020560, 6444620, 11713628, 12889240, 14642035, 20498849, 23427256, 25778480, 29284070, 38069291, 40997698, 46854512, 58568140, 76138582, 81995396, 102494245, 117136280, 152277164, 163990792, 190346455, 204988490, 234272560, 266485037, 304554328, 327981584, 380692910, 409976980, 532970074, 609108656, 761385820, 819953960, 1065940148, 1332425185, 1522771640, 1639907920, 2131880296, 2664850370, 3045543280, 4263760592, 5329700740, 10659401480, 21318802960]

約数ペア:

[(1, 21318802960), (2, 10659401480), (4, 5329700740), (5, 4263760592), (7, 3045543280), (8, 2664850370), (10, 2131880296), (13, 1639907920), (14, 1522771640), (16, 1332425185), (20, 1065940148), (26, 819953960), (28, 761385820), (35, 609108656), (40, 532970074), (52, 409976980), (56, 380692910), (65, 327981584), (70, 304554328), (80, 266485037), (91, 234272560), (104, 204988490), (112, 190346455), (130, 163990792), (140, 152277164), (182, 117136280), (208, 102494245), (260, 81995396), (280, 76138582), (364, 58568140), (455, 46854512), (520, 40997698), (560, 38069291), (728, 29284070), (827, 25778480), (910, 23427256), (1040, 20498849), (1456, 14642035), (1654, 12889240), (1820, 11713628), (3308, 6444620), (3541, 6020560), (3640, 5856814), (4135, 5155696), (5789, 3682640), (6616, 3222310), (7082, 3010280), (7280, 2928407), (8270, 2577848), (10751, 1982960), (11578, 1841320), (13232, 1611155), (14164, 1505140), (16540, 1288924), (17705, 1204112), (21502, 991480), (23156, 920660), (24787, 860080), (28328, 752570), (28945, 736528), (33080, 644462), (35410, 602056), (43004, 495740), (46033, 463120), (46312, 460330), (49574, 430040), (53755, 396592), (56656, 376285), (57890, 368264), (66160, 322231), (70820, 301028), (75257, 283280), (86008, 247870), (92066, 231560), (92624, 230165), (99148, 215020), (107510, 198296), (115780, 184132), (123935, 172016), (141640, 150514)]