139781600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:365

約数の個数: 144

約数和(自身を含む): 395287200

約数和(自身を除く): 255505600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 109, 112, 140, 160, 175, 200, 218, 224, 229, 280, 350, 400, 436, 458, 545, 560, 700, 763, 800, 872, 916, 1090, 1120, 1145, 1400, 1526, 1603, 1744, 1832, 2180, 2290, 2725, 2800, 3052, 3206, 3488, 3664, 3815, 4360, 4580, 5450, 5600, 5725, 6104, 6412, 7328, 7630, 8015, 8720, 9160, 10900, 11450, 12208, 12824, 15260, 16030, 17440, 18320, 19075, 21800, 22900, 24416, 24961, 25648, 30520, 32060, 36640, 38150, 40075, 43600, 45800, 49922, 51296, 61040, 64120, 76300, 80150, 87200, 91600, 99844, 122080, 124805, 128240, 152600, 160300, 174727, 183200, 199688, 249610, 256480, 305200, 320600, 349454, 399376, 499220, 610400, 624025, 641200, 698908, 798752, 873635, 998440, 1248050, 1282400, 1397816, 1747270, 1996880, 2496100, 2795632, 3494540, 3993760, 4368175, 4992200, 5591264, 6989080, 8736350, 9984400, 13978160, 17472700, 19968800, 27956320, 34945400, 69890800, 139781600]

約数ペア:

[(1, 139781600), (2, 69890800), (4, 34945400), (5, 27956320), (7, 19968800), (8, 17472700), (10, 13978160), (14, 9984400), (16, 8736350), (20, 6989080), (25, 5591264), (28, 4992200), (32, 4368175), (35, 3993760), (40, 3494540), (50, 2795632), (56, 2496100), (70, 1996880), (80, 1747270), (100, 1397816), (109, 1282400), (112, 1248050), (140, 998440), (160, 873635), (175, 798752), (200, 698908), (218, 641200), (224, 624025), (229, 610400), (280, 499220), (350, 399376), (400, 349454), (436, 320600), (458, 305200), (545, 256480), (560, 249610), (700, 199688), (763, 183200), (800, 174727), (872, 160300), (916, 152600), (1090, 128240), (1120, 124805), (1145, 122080), (1400, 99844), (1526, 91600), (1603, 87200), (1744, 80150), (1832, 76300), (2180, 64120), (2290, 61040), (2725, 51296), (2800, 49922), (3052, 45800), (3206, 43600), (3488, 40075), (3664, 38150), (3815, 36640), (4360, 32060), (4580, 30520), (5450, 25648), (5600, 24961), (5725, 24416), (6104, 22900), (6412, 21800), (7328, 19075), (7630, 18320), (8015, 17440), (8720, 16030), (9160, 15260), (10900, 12824), (11450, 12208)]