661427200

素因数分解:

$2^{10}\times 5^2\times 7^1\times {\mathrm{3691}}^1$

素因数の和:3728

約数の個数: 132

約数和(自身を含む): 1874265952

約数和(自身を除く): 1212838752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 256, 280, 320, 350, 400, 448, 512, 560, 640, 700, 800, 896, 1024, 1120, 1280, 1400, 1600, 1792, 2240, 2560, 2800, 3200, 3584, 3691, 4480, 5120, 5600, 6400, 7168, 7382, 8960, 11200, 12800, 14764, 17920, 18455, 22400, 25600, 25837, 29528, 35840, 36910, 44800, 51674, 59056, 73820, 89600, 92275, 103348, 118112, 129185, 147640, 179200, 184550, 206696, 236224, 258370, 295280, 369100, 413392, 472448, 516740, 590560, 645925, 738200, 826784, 944896, 1033480, 1181120, 1291850, 1476400, 1653568, 1889792, 2066960, 2362240, 2583700, 2952800, 3307136, 3779584, 4133920, 4724480, 5167400, 5905600, 6614272, 8267840, 9448960, 10334800, 11811200, 13228544, 16535680, 18897920, 20669600, 23622400, 26457088, 33071360, 41339200, 47244800, 66142720, 82678400, 94489600, 132285440, 165356800, 330713600, 661427200]

約数ペア:

[(1, 661427200), (2, 330713600), (4, 165356800), (5, 132285440), (7, 94489600), (8, 82678400), (10, 66142720), (14, 47244800), (16, 41339200), (20, 33071360), (25, 26457088), (28, 23622400), (32, 20669600), (35, 18897920), (40, 16535680), (50, 13228544), (56, 11811200), (64, 10334800), (70, 9448960), (80, 8267840), (100, 6614272), (112, 5905600), (128, 5167400), (140, 4724480), (160, 4133920), (175, 3779584), (200, 3307136), (224, 2952800), (256, 2583700), (280, 2362240), (320, 2066960), (350, 1889792), (400, 1653568), (448, 1476400), (512, 1291850), (560, 1181120), (640, 1033480), (700, 944896), (800, 826784), (896, 738200), (1024, 645925), (1120, 590560), (1280, 516740), (1400, 472448), (1600, 413392), (1792, 369100), (2240, 295280), (2560, 258370), (2800, 236224), (3200, 206696), (3584, 184550), (3691, 179200), (4480, 147640), (5120, 129185), (5600, 118112), (6400, 103348), (7168, 92275), (7382, 89600), (8960, 73820), (11200, 59056), (12800, 51674), (14764, 44800), (17920, 36910), (18455, 35840), (22400, 29528), (25600, 25837)]