64881360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{929}}^1$

素因数の和:1045

約数の個数: 120

約数和(自身を含む): 220376520

約数和(自身を除く): 155495160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 97, 120, 144, 180, 194, 240, 291, 360, 388, 485, 582, 720, 776, 873, 929, 970, 1164, 1455, 1552, 1746, 1858, 1940, 2328, 2787, 2910, 3492, 3716, 3880, 4365, 4645, 4656, 5574, 5820, 6984, 7432, 7760, 8361, 8730, 9290, 11148, 11640, 13935, 13968, 14864, 16722, 17460, 18580, 22296, 23280, 27870, 33444, 34920, 37160, 41805, 44592, 55740, 66888, 69840, 74320, 83610, 90113, 111480, 133776, 167220, 180226, 222960, 270339, 334440, 360452, 450565, 540678, 668880, 720904, 811017, 901130, 1081356, 1351695, 1441808, 1622034, 1802260, 2162712, 2703390, 3244068, 3604520, 4055085, 4325424, 5406780, 6488136, 7209040, 8110170, 10813560, 12976272, 16220340, 21627120, 32440680, 64881360]

約数ペア:

[(1, 64881360), (2, 32440680), (3, 21627120), (4, 16220340), (5, 12976272), (6, 10813560), (8, 8110170), (9, 7209040), (10, 6488136), (12, 5406780), (15, 4325424), (16, 4055085), (18, 3604520), (20, 3244068), (24, 2703390), (30, 2162712), (36, 1802260), (40, 1622034), (45, 1441808), (48, 1351695), (60, 1081356), (72, 901130), (80, 811017), (90, 720904), (97, 668880), (120, 540678), (144, 450565), (180, 360452), (194, 334440), (240, 270339), (291, 222960), (360, 180226), (388, 167220), (485, 133776), (582, 111480), (720, 90113), (776, 83610), (873, 74320), (929, 69840), (970, 66888), (1164, 55740), (1455, 44592), (1552, 41805), (1746, 37160), (1858, 34920), (1940, 33444), (2328, 27870), (2787, 23280), (2910, 22296), (3492, 18580), (3716, 17460), (3880, 16722), (4365, 14864), (4645, 13968), (4656, 13935), (5574, 11640), (5820, 11148), (6984, 9290), (7432, 8730), (7760, 8361)]