1113217280

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{17749}}^1$

素因数の和:17784

約数の個数: 108

約数和(自身を含む): 3102025500

約数和(自身を除く): 1988808220

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 3136, 3920, 4480, 6272, 7840, 8960, 12544, 15680, 17749, 31360, 35498, 62720, 70996, 88745, 124243, 141992, 177490, 248486, 283984, 354980, 496972, 567968, 621215, 709960, 869701, 993944, 1135936, 1242430, 1419920, 1739402, 1987888, 2271872, 2484860, 2839840, 3478804, 3975776, 4348505, 4543744, 4969720, 5679680, 6957608, 7951552, 8697010, 9939440, 11359360, 13915216, 15903104, 17394020, 19878880, 22718720, 27830432, 31806208, 34788040, 39757760, 55660864, 69576080, 79515520, 111321728, 139152160, 159031040, 222643456, 278304320, 556608640, 1113217280]

約数ペア:

[(1, 1113217280), (2, 556608640), (4, 278304320), (5, 222643456), (7, 159031040), (8, 139152160), (10, 111321728), (14, 79515520), (16, 69576080), (20, 55660864), (28, 39757760), (32, 34788040), (35, 31806208), (40, 27830432), (49, 22718720), (56, 19878880), (64, 17394020), (70, 15903104), (80, 13915216), (98, 11359360), (112, 9939440), (128, 8697010), (140, 7951552), (160, 6957608), (196, 5679680), (224, 4969720), (245, 4543744), (256, 4348505), (280, 3975776), (320, 3478804), (392, 2839840), (448, 2484860), (490, 2271872), (560, 1987888), (640, 1739402), (784, 1419920), (896, 1242430), (980, 1135936), (1120, 993944), (1280, 869701), (1568, 709960), (1792, 621215), (1960, 567968), (2240, 496972), (3136, 354980), (3920, 283984), (4480, 248486), (6272, 177490), (7840, 141992), (8960, 124243), (12544, 88745), (15680, 70996), (17749, 62720), (31360, 35498)]