213605280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{21191}}^1$

素因数の和:21219

約数の個数: 144

約数和(自身を含む): 833099904

約数和(自身を除く): 619494624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 21191, 42382, 63573, 84764, 105955, 127146, 148337, 169528, 190719, 211910, 254292, 296674, 317865, 339056, 381438, 423820, 445011, 508584, 593348, 635730, 678112, 741685, 762876, 847640, 890022, 953595, 1017168, 1186696, 1271460, 1335033, 1483370, 1525752, 1695280, 1780044, 1907190, 2034336, 2225055, 2373392, 2542920, 2670066, 2966740, 3051504, 3390560, 3560088, 3814380, 4450110, 4746784, 5085840, 5340132, 5933480, 6103008, 6675165, 7120176, 7628760, 8900220, 10171680, 10680264, 11866960, 13350330, 14240352, 15257520, 17800440, 21360528, 23733920, 26700660, 30515040, 35600880, 42721056, 53401320, 71201760, 106802640, 213605280]

約数ペア:

[(1, 213605280), (2, 106802640), (3, 71201760), (4, 53401320), (5, 42721056), (6, 35600880), (7, 30515040), (8, 26700660), (9, 23733920), (10, 21360528), (12, 17800440), (14, 15257520), (15, 14240352), (16, 13350330), (18, 11866960), (20, 10680264), (21, 10171680), (24, 8900220), (28, 7628760), (30, 7120176), (32, 6675165), (35, 6103008), (36, 5933480), (40, 5340132), (42, 5085840), (45, 4746784), (48, 4450110), (56, 3814380), (60, 3560088), (63, 3390560), (70, 3051504), (72, 2966740), (80, 2670066), (84, 2542920), (90, 2373392), (96, 2225055), (105, 2034336), (112, 1907190), (120, 1780044), (126, 1695280), (140, 1525752), (144, 1483370), (160, 1335033), (168, 1271460), (180, 1186696), (210, 1017168), (224, 953595), (240, 890022), (252, 847640), (280, 762876), (288, 741685), (315, 678112), (336, 635730), (360, 593348), (420, 508584), (480, 445011), (504, 423820), (560, 381438), (630, 339056), (672, 317865), (720, 296674), (840, 254292), (1008, 211910), (1120, 190719), (1260, 169528), (1440, 148337), (1680, 127146), (2016, 105955), (2520, 84764), (3360, 63573), (5040, 42382), (10080, 21191)]