66281220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{122743}}^1$

素因数の和:122761

約数の個数: 48

約数和(自身を含む): 206209920

約数和(自身を除く): 139928700

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, 122743, 245486, 368229, 490972, 613715, 736458, 1104687, 1227430, 1472916, 1841145, 2209374, 2454860, 3314061, 3682290, 4418748, 5523435, 6628122, 7364580, 11046870, 13256244, 16570305, 22093740, 33140610, 66281220]

約数ペア:

[(1, 66281220), (2, 33140610), (3, 22093740), (4, 16570305), (5, 13256244), (6, 11046870), (9, 7364580), (10, 6628122), (12, 5523435), (15, 4418748), (18, 3682290), (20, 3314061), (27, 2454860), (30, 2209374), (36, 1841145), (45, 1472916), (54, 1227430), (60, 1104687), (90, 736458), (108, 613715), (135, 490972), (180, 368229), (270, 245486), (540, 122743)]