3427740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 10548720

約数和(自身を除く): 7120980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 139, 180, 274, 278, 411, 417, 548, 556, 685, 695, 822, 834, 1233, 1251, 1370, 1390, 1644, 1668, 2055, 2085, 2466, 2502, 2740, 2780, 4110, 4170, 4932, 5004, 6165, 6255, 8220, 8340, 12330, 12510, 19043, 24660, 25020, 38086, 57129, 76172, 95215, 114258, 171387, 190430, 228516, 285645, 342774, 380860, 571290, 685548, 856935, 1142580, 1713870, 3427740]

約数ペア:

[(1, 3427740), (2, 1713870), (3, 1142580), (4, 856935), (5, 685548), (6, 571290), (9, 380860), (10, 342774), (12, 285645), (15, 228516), (18, 190430), (20, 171387), (30, 114258), (36, 95215), (45, 76172), (60, 57129), (90, 38086), (137, 25020), (139, 24660), (180, 19043), (274, 12510), (278, 12330), (411, 8340), (417, 8220), (548, 6255), (556, 6165), (685, 5004), (695, 4932), (822, 4170), (834, 4110), (1233, 2780), (1251, 2740), (1370, 2502), (1390, 2466), (1644, 2085), (1668, 2055)]