213209920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:561

約数の個数: 224

約数和(自身を含む): 671535360

約数和(自身を除く): 458325440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 32, 34, 35, 40, 44, 55, 56, 64, 68, 70, 77, 80, 85, 88, 110, 112, 119, 136, 140, 154, 160, 170, 176, 187, 220, 224, 238, 272, 280, 308, 320, 340, 352, 374, 385, 440, 448, 476, 509, 544, 560, 595, 616, 680, 704, 748, 770, 880, 935, 952, 1018, 1088, 1120, 1190, 1232, 1309, 1360, 1496, 1540, 1760, 1870, 1904, 2036, 2240, 2380, 2464, 2545, 2618, 2720, 2992, 3080, 3520, 3563, 3740, 3808, 4072, 4760, 4928, 5090, 5236, 5440, 5599, 5984, 6160, 6545, 7126, 7480, 7616, 8144, 8653, 9520, 10180, 10472, 11198, 11968, 12320, 13090, 14252, 14960, 16288, 17306, 17815, 19040, 20360, 20944, 22396, 24640, 26180, 27995, 28504, 29920, 32576, 34612, 35630, 38080, 39193, 40720, 41888, 43265, 44792, 52360, 55990, 57008, 59840, 60571, 69224, 71260, 78386, 81440, 83776, 86530, 89584, 95183, 104720, 111980, 114016, 121142, 138448, 142520, 156772, 162880, 173060, 179168, 190366, 195965, 209440, 223960, 228032, 242284, 276896, 285040, 302855, 313544, 346120, 358336, 380732, 391930, 418880, 447920, 475915, 484568, 553792, 570080, 605710, 627088, 666281, 692240, 761464, 783860, 895840, 951830, 969136, 1140160, 1211420, 1254176, 1332562, 1384480, 1522928, 1567720, 1791680, 1903660, 1938272, 2422840, 2508352, 2665124, 2768960, 3045856, 3135440, 3331405, 3807320, 3876544, 4845680, 5330248, 6091712, 6270880, 6662810, 7614640, 9691360, 10660496, 12541760, 13325620, 15229280, 19382720, 21320992, 26651240, 30458560, 42641984, 53302480, 106604960, 213209920]

約数ペア:

[(1, 213209920), (2, 106604960), (4, 53302480), (5, 42641984), (7, 30458560), (8, 26651240), (10, 21320992), (11, 19382720), (14, 15229280), (16, 13325620), (17, 12541760), (20, 10660496), (22, 9691360), (28, 7614640), (32, 6662810), (34, 6270880), (35, 6091712), (40, 5330248), (44, 4845680), (55, 3876544), (56, 3807320), (64, 3331405), (68, 3135440), (70, 3045856), (77, 2768960), (80, 2665124), (85, 2508352), (88, 2422840), (110, 1938272), (112, 1903660), (119, 1791680), (136, 1567720), (140, 1522928), (154, 1384480), (160, 1332562), (170, 1254176), (176, 1211420), (187, 1140160), (220, 969136), (224, 951830), (238, 895840), (272, 783860), (280, 761464), (308, 692240), (320, 666281), (340, 627088), (352, 605710), (374, 570080), (385, 553792), (440, 484568), (448, 475915), (476, 447920), (509, 418880), (544, 391930), (560, 380732), (595, 358336), (616, 346120), (680, 313544), (704, 302855), (748, 285040), (770, 276896), (880, 242284), (935, 228032), (952, 223960), (1018, 209440), (1088, 195965), (1120, 190366), (1190, 179168), (1232, 173060), (1309, 162880), (1360, 156772), (1496, 142520), (1540, 138448), (1760, 121142), (1870, 114016), (1904, 111980), (2036, 104720), (2240, 95183), (2380, 89584), (2464, 86530), (2545, 83776), (2618, 81440), (2720, 78386), (2992, 71260), (3080, 69224), (3520, 60571), (3563, 59840), (3740, 57008), (3808, 55990), (4072, 52360), (4760, 44792), (4928, 43265), (5090, 41888), (5236, 40720), (5440, 39193), (5599, 38080), (5984, 35630), (6160, 34612), (6545, 32576), (7126, 29920), (7480, 28504), (7616, 27995), (8144, 26180), (8653, 24640), (9520, 22396), (10180, 20944), (10472, 20360), (11198, 19040), (11968, 17815), (12320, 17306), (13090, 16288), (14252, 14960)]