42813260

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{79}}^2$

素因数の和:188

約数の個数: 72

約数和(自身を含む): 106192800

約数和(自身を除く): 63379540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 245, 316, 343, 395, 490, 553, 686, 790, 980, 1106, 1372, 1580, 1715, 2212, 2765, 3430, 3871, 5530, 6241, 6860, 7742, 11060, 12482, 15484, 19355, 24964, 27097, 31205, 38710, 43687, 54194, 62410, 77420, 87374, 108388, 124820, 135485, 174748, 218435, 270970, 305809, 436870, 541940, 611618, 873740, 1223236, 1529045, 2140663, 3058090, 4281326, 6116180, 8562652, 10703315, 21406630, 42813260]

約数ペア:

[(1, 42813260), (2, 21406630), (4, 10703315), (5, 8562652), (7, 6116180), (10, 4281326), (14, 3058090), (20, 2140663), (28, 1529045), (35, 1223236), (49, 873740), (70, 611618), (79, 541940), (98, 436870), (140, 305809), (158, 270970), (196, 218435), (245, 174748), (316, 135485), (343, 124820), (395, 108388), (490, 87374), (553, 77420), (686, 62410), (790, 54194), (980, 43687), (1106, 38710), (1372, 31205), (1580, 27097), (1715, 24964), (2212, 19355), (2765, 15484), (3430, 12482), (3871, 11060), (5530, 7742), (6241, 6860)]