66654540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1009}}^1$

素因数の和:1391

約数の個数: 72

約数和(自身を含む): 202937280

約数和(自身を除く): 136282740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 367, 734, 1009, 1101, 1468, 1835, 2018, 2202, 3027, 3303, 3670, 4036, 4404, 5045, 5505, 6054, 6606, 7340, 9081, 10090, 11010, 12108, 13212, 15135, 16515, 18162, 20180, 22020, 30270, 33030, 36324, 45405, 60540, 66060, 90810, 181620, 370303, 740606, 1110909, 1481212, 1851515, 2221818, 3332727, 3703030, 4443636, 5554545, 6665454, 7406060, 11109090, 13330908, 16663635, 22218180, 33327270, 66654540]

約数ペア:

[(1, 66654540), (2, 33327270), (3, 22218180), (4, 16663635), (5, 13330908), (6, 11109090), (9, 7406060), (10, 6665454), (12, 5554545), (15, 4443636), (18, 3703030), (20, 3332727), (30, 2221818), (36, 1851515), (45, 1481212), (60, 1110909), (90, 740606), (180, 370303), (367, 181620), (734, 90810), (1009, 66060), (1101, 60540), (1468, 45405), (1835, 36324), (2018, 33030), (2202, 30270), (3027, 22020), (3303, 20180), (3670, 18162), (4036, 16515), (4404, 15135), (5045, 13212), (5505, 12108), (6054, 11010), (6606, 10090), (7340, 9081)]