7991310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 20139840

約数和(自身を除く): 12148530

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 73, 82, 89, 123, 146, 178, 205, 219, 246, 267, 365, 410, 438, 445, 534, 615, 730, 890, 1095, 1230, 1335, 2190, 2670, 2993, 3649, 5986, 6497, 7298, 8979, 10947, 12994, 14965, 17958, 18245, 19491, 21894, 29930, 32485, 36490, 38982, 44895, 54735, 64970, 89790, 97455, 109470, 194910, 266377, 532754, 799131, 1331885, 1598262, 2663770, 3995655, 7991310]

約数ペア:

[(1, 7991310), (2, 3995655), (3, 2663770), (5, 1598262), (6, 1331885), (10, 799131), (15, 532754), (30, 266377), (41, 194910), (73, 109470), (82, 97455), (89, 89790), (123, 64970), (146, 54735), (178, 44895), (205, 38982), (219, 36490), (246, 32485), (267, 29930), (365, 21894), (410, 19491), (438, 18245), (445, 17958), (534, 14965), (615, 12994), (730, 10947), (890, 8979), (1095, 7298), (1230, 6497), (1335, 5986), (2190, 3649), (2670, 2993)]