138588240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{82493}}^1$

素因数の和:82516

約数の個数: 80

約数和(自身を含む): 491004288

約数和(自身を除く): 352416048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 82493, 164986, 247479, 329972, 412465, 494958, 577451, 659944, 824930, 989916, 1154902, 1237395, 1319888, 1649860, 1732353, 1979832, 2309804, 2474790, 2887255, 3299720, 3464706, 3959664, 4619608, 4949580, 5774510, 6599440, 6929412, 8661765, 9239216, 9899160, 11549020, 13858824, 17323530, 19798320, 23098040, 27717648, 34647060, 46196080, 69294120, 138588240]

約数ペア:

[(1, 138588240), (2, 69294120), (3, 46196080), (4, 34647060), (5, 27717648), (6, 23098040), (7, 19798320), (8, 17323530), (10, 13858824), (12, 11549020), (14, 9899160), (15, 9239216), (16, 8661765), (20, 6929412), (21, 6599440), (24, 5774510), (28, 4949580), (30, 4619608), (35, 3959664), (40, 3464706), (42, 3299720), (48, 2887255), (56, 2474790), (60, 2309804), (70, 1979832), (80, 1732353), (84, 1649860), (105, 1319888), (112, 1237395), (120, 1154902), (140, 989916), (168, 824930), (210, 659944), (240, 577451), (280, 494958), (336, 412465), (420, 329972), (560, 247479), (840, 164986), (1680, 82493)]