139152160

素因数分解:

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

素因数の和:17778

約数の個数: 72

約数和(自身を含む): 382441500

約数和(自身を除く): 243289340

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 17749, 35498, 70996, 88745, 124243, 141992, 177490, 248486, 283984, 354980, 496972, 567968, 621215, 709960, 869701, 993944, 1242430, 1419920, 1739402, 1987888, 2484860, 2839840, 3478804, 3975776, 4348505, 4969720, 6957608, 8697010, 9939440, 13915216, 17394020, 19878880, 27830432, 34788040, 69576080, 139152160]

約数ペア:

[(1, 139152160), (2, 69576080), (4, 34788040), (5, 27830432), (7, 19878880), (8, 17394020), (10, 13915216), (14, 9939440), (16, 8697010), (20, 6957608), (28, 4969720), (32, 4348505), (35, 3975776), (40, 3478804), (49, 2839840), (56, 2484860), (70, 1987888), (80, 1739402), (98, 1419920), (112, 1242430), (140, 993944), (160, 869701), (196, 709960), (224, 621215), (245, 567968), (280, 496972), (392, 354980), (490, 283984), (560, 248486), (784, 177490), (980, 141992), (1120, 124243), (1568, 88745), (1960, 70996), (3920, 35498), (7840, 17749)]