218523720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{13901}}^1$

素因数の和:14046

約数の個数: 64

約数和(自身を含む): 660623040

約数和(自身を除く): 442099320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 13901, 15720, 27802, 41703, 55604, 69505, 83406, 111208, 139010, 166812, 208515, 278020, 333624, 417030, 556040, 834060, 1668120, 1821031, 3642062, 5463093, 7284124, 9105155, 10926186, 14568248, 18210310, 21852372, 27315465, 36420620, 43704744, 54630930, 72841240, 109261860, 218523720]

約数ペア:

[(1, 218523720), (2, 109261860), (3, 72841240), (4, 54630930), (5, 43704744), (6, 36420620), (8, 27315465), (10, 21852372), (12, 18210310), (15, 14568248), (20, 10926186), (24, 9105155), (30, 7284124), (40, 5463093), (60, 3642062), (120, 1821031), (131, 1668120), (262, 834060), (393, 556040), (524, 417030), (655, 333624), (786, 278020), (1048, 208515), (1310, 166812), (1572, 139010), (1965, 111208), (2620, 83406), (3144, 69505), (3930, 55604), (5240, 41703), (7860, 27802), (13901, 15720)]