240555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:123

約数の個数: 32

約数和(自身を含む): 460800

約数和(自身を除く): 220245

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 79, 87, 105, 145, 203, 237, 395, 435, 553, 609, 1015, 1185, 1659, 2291, 2765, 3045, 6873, 8295, 11455, 16037, 34365, 48111, 80185, 240555]

約数ペア:

[(1, 240555), (3, 80185), (5, 48111), (7, 34365), (15, 16037), (21, 11455), (29, 8295), (35, 6873), (79, 3045), (87, 2765), (105, 2291), (145, 1659), (203, 1185), (237, 1015), (395, 609), (435, 553)]