640824480

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{148339}}^1$

素因数の和:148363

約数の個数: 96

約数和(自身を含む): 2242900800

約数和(自身を除く): 1602076320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 148339, 296678, 445017, 593356, 741695, 890034, 1186712, 1335051, 1483390, 1780068, 2225085, 2373424, 2670102, 2966780, 3560136, 4005153, 4450170, 4746848, 5340204, 5933560, 6675255, 7120272, 8010306, 8900340, 10680408, 11867120, 13350510, 14240544, 16020612, 17800680, 20025765, 21360816, 23734240, 26701020, 32041224, 35601360, 40051530, 42721632, 53402040, 64082448, 71202720, 80103060, 106804080, 128164896, 160206120, 213608160, 320412240, 640824480]

約数ペア:

[(1, 640824480), (2, 320412240), (3, 213608160), (4, 160206120), (5, 128164896), (6, 106804080), (8, 80103060), (9, 71202720), (10, 64082448), (12, 53402040), (15, 42721632), (16, 40051530), (18, 35601360), (20, 32041224), (24, 26701020), (27, 23734240), (30, 21360816), (32, 20025765), (36, 17800680), (40, 16020612), (45, 14240544), (48, 13350510), (54, 11867120), (60, 10680408), (72, 8900340), (80, 8010306), (90, 7120272), (96, 6675255), (108, 5933560), (120, 5340204), (135, 4746848), (144, 4450170), (160, 4005153), (180, 3560136), (216, 2966780), (240, 2670102), (270, 2373424), (288, 2225085), (360, 1780068), (432, 1483390), (480, 1335051), (540, 1186712), (720, 890034), (864, 741695), (1080, 593356), (1440, 445017), (2160, 296678), (4320, 148339)]