149040920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{23143}}^1$

素因数の和:23184

約数の個数: 64

約数和(自身を含む): 399928320

約数和(自身を除く): 250887400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 23143, 46286, 92572, 115715, 162001, 185144, 231430, 324002, 462860, 532289, 648004, 810005, 925720, 1064578, 1296008, 1620010, 2129156, 2661445, 3240020, 3726023, 4258312, 5322890, 6480040, 7452046, 10645780, 14904092, 18630115, 21291560, 29808184, 37260230, 74520460, 149040920]

約数ペア:

[(1, 149040920), (2, 74520460), (4, 37260230), (5, 29808184), (7, 21291560), (8, 18630115), (10, 14904092), (14, 10645780), (20, 7452046), (23, 6480040), (28, 5322890), (35, 4258312), (40, 3726023), (46, 3240020), (56, 2661445), (70, 2129156), (92, 1620010), (115, 1296008), (140, 1064578), (161, 925720), (184, 810005), (230, 648004), (280, 532289), (322, 462860), (460, 324002), (644, 231430), (805, 185144), (920, 162001), (1288, 115715), (1610, 92572), (3220, 46286), (6440, 23143)]