81504024

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6833}}^1$

素因数の和:6920

約数の個数: 64

約数和(自身を含む): 236183040

約数和(自身を除く): 154679016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2982, 3976, 5964, 6833, 11928, 13666, 20499, 27332, 40998, 47831, 54664, 81996, 95662, 143493, 163992, 191324, 286986, 382648, 485143, 573972, 970286, 1147944, 1455429, 1940572, 2910858, 3396001, 3881144, 5821716, 6792002, 10188003, 11643432, 13584004, 20376006, 27168008, 40752012, 81504024]

約数ペア:

[(1, 81504024), (2, 40752012), (3, 27168008), (4, 20376006), (6, 13584004), (7, 11643432), (8, 10188003), (12, 6792002), (14, 5821716), (21, 3881144), (24, 3396001), (28, 2910858), (42, 1940572), (56, 1455429), (71, 1147944), (84, 970286), (142, 573972), (168, 485143), (213, 382648), (284, 286986), (426, 191324), (497, 163992), (568, 143493), (852, 95662), (994, 81996), (1491, 54664), (1704, 47831), (1988, 40998), (2982, 27332), (3976, 20499), (5964, 13666), (6833, 11928)]