161289720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{448027}}^1$

素因数の和:448044

約数の個数: 48

約数和(自身を含む): 524192760

約数和(自身を除く): 362903040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 448027, 896054, 1344081, 1792108, 2240135, 2688162, 3584216, 4032243, 4480270, 5376324, 6720405, 8064486, 8960540, 10752648, 13440810, 16128972, 17921080, 20161215, 26881620, 32257944, 40322430, 53763240, 80644860, 161289720]

約数ペア:

[(1, 161289720), (2, 80644860), (3, 53763240), (4, 40322430), (5, 32257944), (6, 26881620), (8, 20161215), (9, 17921080), (10, 16128972), (12, 13440810), (15, 10752648), (18, 8960540), (20, 8064486), (24, 6720405), (30, 5376324), (36, 4480270), (40, 4032243), (45, 3584216), (60, 2688162), (72, 2240135), (90, 1792108), (120, 1344081), (180, 896054), (360, 448027)]