2155207.00000000

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:334

約数の個数: 80

約数和(自身を含む): 106278912

約数和(自身を除く): 66572304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 71, 122, 142, 183, 191, 213, 244, 284, 366, 382, 426, 488, 568, 573, 732, 764, 852, 976, 1136, 1146, 1464, 1528, 1704, 2292, 2928, 3056, 3408, 4331, 4584, 8662, 9168, 11651, 12993, 13561, 17324, 23302, 25986, 27122, 34648, 34953, 40683, 46604, 51972, 54244, 69296, 69906, 81366, 93208, 103944, 108488, 139812, 162732, 186416, 207888, 216976, 279624, 325464, 559248, 650928, 827221, 1654442, 2481663, 3308884, 4963326, 6617768, 9926652, 13235536, 19853304, 39706608]

約数ペア:

[(1, 39706608), (2, 19853304), (3, 13235536), (4, 9926652), (6, 6617768), (8, 4963326), (12, 3308884), (16, 2481663), (24, 1654442), (48, 827221), (61, 650928), (71, 559248), (122, 325464), (142, 279624), (183, 216976), (191, 207888), (213, 186416), (244, 162732), (284, 139812), (366, 108488), (382, 103944), (426, 93208), (488, 81366), (568, 69906), (573, 69296), (732, 54244), (764, 51972), (852, 46604), (976, 40683), (1136, 34953), (1146, 34648), (1464, 27122), (1528, 25986), (1704, 23302), (2292, 17324), (2928, 13561), (3056, 12993), (3408, 11651), (4331, 9168), (4584, 8662)]