647516730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{10973}}^1$

素因数の和:11271

約数の個数: 64

約数和(自身を含む): 1782528768

約数和(自身を除く): 1135012038

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 281, 562, 843, 1405, 1686, 1967, 2810, 3934, 4215, 5901, 8430, 9835, 10973, 11802, 19670, 21946, 29505, 32919, 54865, 59010, 65838, 76811, 109730, 153622, 164595, 230433, 329190, 384055, 460866, 768110, 1152165, 2304330, 3083413, 6166826, 9250239, 15417065, 18500478, 21583891, 30834130, 43167782, 46251195, 64751673, 92502390, 107919455, 129503346, 215838910, 323758365, 647516730]

約数ペア:

[(1, 647516730), (2, 323758365), (3, 215838910), (5, 129503346), (6, 107919455), (7, 92502390), (10, 64751673), (14, 46251195), (15, 43167782), (21, 30834130), (30, 21583891), (35, 18500478), (42, 15417065), (70, 9250239), (105, 6166826), (210, 3083413), (281, 2304330), (562, 1152165), (843, 768110), (1405, 460866), (1686, 384055), (1967, 329190), (2810, 230433), (3934, 164595), (4215, 153622), (5901, 109730), (8430, 76811), (9835, 65838), (10973, 59010), (11802, 54865), (19670, 32919), (21946, 29505)]