717508960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1289}}^1$

素因数の和:1389

約数の個数: 144

約数和(自身を含む): 2001192480

約数和(自身を除く): 1283683520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 71, 80, 98, 112, 140, 142, 160, 196, 224, 245, 280, 284, 355, 392, 490, 497, 560, 568, 710, 784, 980, 994, 1120, 1136, 1289, 1420, 1568, 1960, 1988, 2272, 2485, 2578, 2840, 3479, 3920, 3976, 4970, 5156, 5680, 6445, 6958, 7840, 7952, 9023, 9940, 10312, 11360, 12890, 13916, 15904, 17395, 18046, 19880, 20624, 25780, 27832, 34790, 36092, 39760, 41248, 45115, 51560, 55664, 63161, 69580, 72184, 79520, 90230, 91519, 103120, 111328, 126322, 139160, 144368, 180460, 183038, 206240, 252644, 278320, 288736, 315805, 360920, 366076, 457595, 505288, 556640, 631610, 640633, 721840, 732152, 915190, 1010576, 1263220, 1281266, 1443680, 1464304, 1830380, 2021152, 2526440, 2562532, 2928608, 3203165, 3660760, 4484431, 5052880, 5125064, 6406330, 7321520, 8968862, 10105760, 10250128, 12812660, 14643040, 17937724, 20500256, 22422155, 25625320, 35875448, 44844310, 51250640, 71750896, 89688620, 102501280, 143501792, 179377240, 358754480, 717508960]

約数ペア:

[(1, 717508960), (2, 358754480), (4, 179377240), (5, 143501792), (7, 102501280), (8, 89688620), (10, 71750896), (14, 51250640), (16, 44844310), (20, 35875448), (28, 25625320), (32, 22422155), (35, 20500256), (40, 17937724), (49, 14643040), (56, 12812660), (70, 10250128), (71, 10105760), (80, 8968862), (98, 7321520), (112, 6406330), (140, 5125064), (142, 5052880), (160, 4484431), (196, 3660760), (224, 3203165), (245, 2928608), (280, 2562532), (284, 2526440), (355, 2021152), (392, 1830380), (490, 1464304), (497, 1443680), (560, 1281266), (568, 1263220), (710, 1010576), (784, 915190), (980, 732152), (994, 721840), (1120, 640633), (1136, 631610), (1289, 556640), (1420, 505288), (1568, 457595), (1960, 366076), (1988, 360920), (2272, 315805), (2485, 288736), (2578, 278320), (2840, 252644), (3479, 206240), (3920, 183038), (3976, 180460), (4970, 144368), (5156, 139160), (5680, 126322), (6445, 111328), (6958, 103120), (7840, 91519), (7952, 90230), (9023, 79520), (9940, 72184), (10312, 69580), (11360, 63161), (12890, 55664), (13916, 51560), (15904, 45115), (17395, 41248), (18046, 39760), (19880, 36092), (20624, 34790), (25780, 27832)]