172868080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 539429760

約数和(自身を除く): 366561680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 49, 55, 56, 70, 76, 77, 80, 88, 95, 98, 110, 112, 133, 140, 152, 154, 176, 190, 196, 209, 211, 220, 245, 266, 280, 304, 308, 380, 385, 392, 418, 422, 440, 490, 532, 539, 560, 616, 665, 760, 770, 784, 836, 844, 880, 931, 980, 1045, 1055, 1064, 1078, 1232, 1330, 1463, 1477, 1520, 1540, 1672, 1688, 1862, 1960, 2090, 2110, 2128, 2156, 2321, 2660, 2695, 2926, 2954, 3080, 3344, 3376, 3724, 3920, 4009, 4180, 4220, 4312, 4642, 4655, 5320, 5390, 5852, 5908, 6160, 7315, 7385, 7448, 8018, 8360, 8440, 8624, 9284, 9310, 10241, 10339, 10640, 10780, 11605, 11704, 11816, 14630, 14770, 14896, 16036, 16247, 16720, 16880, 18568, 18620, 20045, 20482, 20678, 21560, 23210, 23408, 23632, 28063, 29260, 29540, 32072, 32494, 37136, 37240, 40090, 40964, 41356, 43120, 44099, 46420, 51205, 51695, 56126, 58520, 59080, 64144, 64988, 74480, 80180, 81235, 81928, 82712, 88198, 92840, 102410, 103390, 112252, 113729, 117040, 118160, 129976, 140315, 160360, 162470, 163856, 165424, 176396, 185680, 196441, 204820, 206780, 220495, 224504, 227458, 259952, 280630, 308693, 320720, 324940, 352792, 392882, 409640, 413560, 440990, 449008, 454916, 561260, 568645, 617386, 649880, 705584, 785764, 819280, 827120, 881980, 909832, 982205, 1122520, 1137290, 1234772, 1299760, 1543465, 1571528, 1763960, 1819664, 1964410, 2160851, 2245040, 2274580, 2469544, 3086930, 3143056, 3527920, 3928820, 4321702, 4549160, 4939088, 6173860, 7857640, 8643404, 9098320, 10804255, 12347720, 15715280, 17286808, 21608510, 24695440, 34573616, 43217020, 86434040, 172868080]

約数ペア:

[(1, 172868080), (2, 86434040), (4, 43217020), (5, 34573616), (7, 24695440), (8, 21608510), (10, 17286808), (11, 15715280), (14, 12347720), (16, 10804255), (19, 9098320), (20, 8643404), (22, 7857640), (28, 6173860), (35, 4939088), (38, 4549160), (40, 4321702), (44, 3928820), (49, 3527920), (55, 3143056), (56, 3086930), (70, 2469544), (76, 2274580), (77, 2245040), (80, 2160851), (88, 1964410), (95, 1819664), (98, 1763960), (110, 1571528), (112, 1543465), (133, 1299760), (140, 1234772), (152, 1137290), (154, 1122520), (176, 982205), (190, 909832), (196, 881980), (209, 827120), (211, 819280), (220, 785764), (245, 705584), (266, 649880), (280, 617386), (304, 568645), (308, 561260), (380, 454916), (385, 449008), (392, 440990), (418, 413560), (422, 409640), (440, 392882), (490, 352792), (532, 324940), (539, 320720), (560, 308693), (616, 280630), (665, 259952), (760, 227458), (770, 224504), (784, 220495), (836, 206780), (844, 204820), (880, 196441), (931, 185680), (980, 176396), (1045, 165424), (1055, 163856), (1064, 162470), (1078, 160360), (1232, 140315), (1330, 129976), (1463, 118160), (1477, 117040), (1520, 113729), (1540, 112252), (1672, 103390), (1688, 102410), (1862, 92840), (1960, 88198), (2090, 82712), (2110, 81928), (2128, 81235), (2156, 80180), (2321, 74480), (2660, 64988), (2695, 64144), (2926, 59080), (2954, 58520), (3080, 56126), (3344, 51695), (3376, 51205), (3724, 46420), (3920, 44099), (4009, 43120), (4180, 41356), (4220, 40964), (4312, 40090), (4642, 37240), (4655, 37136), (5320, 32494), (5390, 32072), (5852, 29540), (5908, 29260), (6160, 28063), (7315, 23632), (7385, 23408), (7448, 23210), (8018, 21560), (8360, 20678), (8440, 20482), (8624, 20045), (9284, 18620), (9310, 18568), (10241, 16880), (10339, 16720), (10640, 16247), (10780, 16036), (11605, 14896), (11704, 14770), (11816, 14630)]