66820860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{371227}}^1$

素因数の和:371242

約数の個数: 36

約数和(自身を含む): 202690488

約数和(自身を除く): 135869628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 371227, 742454, 1113681, 1484908, 1856135, 2227362, 3341043, 3712270, 4454724, 5568405, 6682086, 7424540, 11136810, 13364172, 16705215, 22273620, 33410430, 66820860]

約数ペア:

[(1, 66820860), (2, 33410430), (3, 22273620), (4, 16705215), (5, 13364172), (6, 11136810), (9, 7424540), (10, 6682086), (12, 5568405), (15, 4454724), (18, 3712270), (20, 3341043), (30, 2227362), (36, 1856135), (45, 1484908), (60, 1113681), (90, 742454), (180, 371227)]