204623820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{126311}}^1$

素因数の和:126332

約数の個数: 60

約数和(自身を含む): 641917584

約数和(自身を除く): 437293764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 126311, 252622, 378933, 505244, 631555, 757866, 1136799, 1263110, 1515732, 1894665, 2273598, 2526220, 3410397, 3789330, 4547196, 5683995, 6820794, 7578660, 10231191, 11367990, 13641588, 17051985, 20462382, 22735980, 34103970, 40924764, 51155955, 68207940, 102311910, 204623820]

約数ペア:

[(1, 204623820), (2, 102311910), (3, 68207940), (4, 51155955), (5, 40924764), (6, 34103970), (9, 22735980), (10, 20462382), (12, 17051985), (15, 13641588), (18, 11367990), (20, 10231191), (27, 7578660), (30, 6820794), (36, 5683995), (45, 4547196), (54, 3789330), (60, 3410397), (81, 2526220), (90, 2273598), (108, 1894665), (135, 1515732), (162, 1263110), (180, 1136799), (270, 757866), (324, 631555), (405, 505244), (540, 378933), (810, 252622), (1620, 126311)]