128466540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{237901}}^1$

素因数の和:237919

約数の個数: 48

約数和(自身を含む): 399675360

約数和(自身を除く): 271208820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 237901, 475802, 713703, 951604, 1189505, 1427406, 2141109, 2379010, 2854812, 3568515, 4282218, 4758020, 6423327, 7137030, 8564436, 10705545, 12846654, 14274060, 21411090, 25693308, 32116635, 42822180, 64233270, 128466540]

約数ペア:

[(1, 128466540), (2, 64233270), (3, 42822180), (4, 32116635), (5, 25693308), (6, 21411090), (9, 14274060), (10, 12846654), (12, 10705545), (15, 8564436), (18, 7137030), (20, 6423327), (27, 4758020), (30, 4282218), (36, 3568515), (45, 2854812), (54, 2379010), (60, 2141109), (90, 1427406), (108, 1189505), (135, 951604), (180, 713703), (270, 475802), (540, 237901)]