30979928

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 69189120

約数和(自身を除く): 38209192

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 103, 131, 164, 206, 262, 287, 328, 412, 524, 574, 721, 824, 917, 1048, 1148, 1442, 1834, 2296, 2884, 3668, 4223, 5371, 5768, 7336, 8446, 10742, 13493, 16892, 21484, 26986, 29561, 33784, 37597, 42968, 53972, 59122, 75194, 94451, 107944, 118244, 150388, 188902, 236488, 300776, 377804, 553213, 755608, 1106426, 2212852, 3872491, 4425704, 7744982, 15489964, 30979928]

約数ペア:

[(1, 30979928), (2, 15489964), (4, 7744982), (7, 4425704), (8, 3872491), (14, 2212852), (28, 1106426), (41, 755608), (56, 553213), (82, 377804), (103, 300776), (131, 236488), (164, 188902), (206, 150388), (262, 118244), (287, 107944), (328, 94451), (412, 75194), (524, 59122), (574, 53972), (721, 42968), (824, 37597), (917, 33784), (1048, 29561), (1148, 26986), (1442, 21484), (1834, 16892), (2296, 13493), (2884, 10742), (3668, 8446), (4223, 7336), (5371, 5768)]