72684780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{173059}}^1$

素因数の和:173078

約数の個数: 48

約数和(自身を含む): 232592640

約数和(自身を除く): 159907860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 173059, 346118, 519177, 692236, 865295, 1038354, 1211413, 1730590, 2076708, 2422826, 2595885, 3461180, 3634239, 4845652, 5191770, 6057065, 7268478, 10383540, 12114130, 14536956, 18171195, 24228260, 36342390, 72684780]

約数ペア:

[(1, 72684780), (2, 36342390), (3, 24228260), (4, 18171195), (5, 14536956), (6, 12114130), (7, 10383540), (10, 7268478), (12, 6057065), (14, 5191770), (15, 4845652), (20, 3634239), (21, 3461180), (28, 2595885), (30, 2422826), (35, 2076708), (42, 1730590), (60, 1211413), (70, 1038354), (84, 865295), (105, 692236), (140, 519177), (210, 346118), (420, 173059)]