168391920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:323

約数の個数: 160

約数和(自身を含む): 543090240

約数和(自身を除く): 374698320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 109, 120, 123, 157, 164, 205, 218, 240, 246, 314, 327, 328, 410, 436, 471, 492, 545, 615, 628, 654, 656, 785, 820, 872, 942, 984, 1090, 1230, 1256, 1308, 1570, 1635, 1640, 1744, 1884, 1968, 2180, 2355, 2460, 2512, 2616, 3140, 3270, 3280, 3768, 4360, 4469, 4710, 4920, 5232, 6280, 6437, 6540, 7536, 8720, 8938, 9420, 9840, 12560, 12874, 13080, 13407, 17113, 17876, 18840, 19311, 22345, 25748, 26160, 26814, 32185, 34226, 35752, 37680, 38622, 44690, 51339, 51496, 53628, 64370, 67035, 68452, 71504, 77244, 85565, 89380, 96555, 102678, 102992, 107256, 128740, 134070, 136904, 154488, 171130, 178760, 193110, 205356, 214512, 256695, 257480, 268140, 273808, 308976, 342260, 357520, 386220, 410712, 513390, 514960, 536280, 684520, 701633, 772440, 821424, 1026780, 1072560, 1369040, 1403266, 1544880, 2053560, 2104899, 2806532, 3508165, 4107120, 4209798, 5613064, 7016330, 8419596, 10524495, 11226128, 14032660, 16839192, 21048990, 28065320, 33678384, 42097980, 56130640, 84195960, 168391920]

約数ペア:

[(1, 168391920), (2, 84195960), (3, 56130640), (4, 42097980), (5, 33678384), (6, 28065320), (8, 21048990), (10, 16839192), (12, 14032660), (15, 11226128), (16, 10524495), (20, 8419596), (24, 7016330), (30, 5613064), (40, 4209798), (41, 4107120), (48, 3508165), (60, 2806532), (80, 2104899), (82, 2053560), (109, 1544880), (120, 1403266), (123, 1369040), (157, 1072560), (164, 1026780), (205, 821424), (218, 772440), (240, 701633), (246, 684520), (314, 536280), (327, 514960), (328, 513390), (410, 410712), (436, 386220), (471, 357520), (492, 342260), (545, 308976), (615, 273808), (628, 268140), (654, 257480), (656, 256695), (785, 214512), (820, 205356), (872, 193110), (942, 178760), (984, 171130), (1090, 154488), (1230, 136904), (1256, 134070), (1308, 128740), (1570, 107256), (1635, 102992), (1640, 102678), (1744, 96555), (1884, 89380), (1968, 85565), (2180, 77244), (2355, 71504), (2460, 68452), (2512, 67035), (2616, 64370), (3140, 53628), (3270, 51496), (3280, 51339), (3768, 44690), (4360, 38622), (4469, 37680), (4710, 35752), (4920, 34226), (5232, 32185), (6280, 26814), (6437, 26160), (6540, 25748), (7536, 22345), (8720, 19311), (8938, 18840), (9420, 17876), (9840, 17113), (12560, 13407), (12874, 13080)]