220160295

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1697}}^1$

素因数の和:1773

約数の個数: 48

約数和(自身を含む): 404667360

約数和(自身を除く): 184507065

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 961, 1395, 1697, 2883, 4185, 4805, 5091, 8485, 8649, 14415, 15273, 25455, 25947, 43245, 45819, 52607, 76365, 129735, 157821, 229095, 263035, 473463, 789105, 1420389, 1630817, 2367315, 4892451, 7101945, 8154085, 14677353, 24462255, 44032059, 73386765, 220160295]

約数ペア:

[(1, 220160295), (3, 73386765), (5, 44032059), (9, 24462255), (15, 14677353), (27, 8154085), (31, 7101945), (45, 4892451), (93, 2367315), (135, 1630817), (155, 1420389), (279, 789105), (465, 473463), (837, 263035), (961, 229095), (1395, 157821), (1697, 129735), (2883, 76365), (4185, 52607), (4805, 45819), (5091, 43245), (8485, 25947), (8649, 25455), (14415, 15273)]