205609440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{428353}}^1$

素因数の和:428371

約数の個数: 48

約数和(自身を含む): 647671248

約数和(自身を除く): 442061808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 428353, 856706, 1285059, 1713412, 2141765, 2570118, 3426824, 4283530, 5140236, 6425295, 6853648, 8567060, 10280472, 12850590, 13707296, 17134120, 20560944, 25701180, 34268240, 41121888, 51402360, 68536480, 102804720, 205609440]

約数ペア:

[(1, 205609440), (2, 102804720), (3, 68536480), (4, 51402360), (5, 41121888), (6, 34268240), (8, 25701180), (10, 20560944), (12, 17134120), (15, 13707296), (16, 12850590), (20, 10280472), (24, 8567060), (30, 6853648), (32, 6425295), (40, 5140236), (48, 4283530), (60, 3426824), (80, 2570118), (96, 2141765), (120, 1713412), (160, 1285059), (240, 856706), (480, 428353)]