165788460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{2137}}^1$

素因数の和:2583

約数の個数: 72

約数和(自身を含む): 504294336

約数和(自身を除く): 338505876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 431, 862, 1293, 1724, 2137, 2155, 2586, 3879, 4274, 4310, 5172, 6411, 6465, 7758, 8548, 8620, 10685, 12822, 12930, 15516, 19233, 19395, 21370, 25644, 25860, 32055, 38466, 38790, 42740, 64110, 76932, 77580, 96165, 128220, 192330, 384660, 921047, 1842094, 2763141, 3684188, 4605235, 5526282, 8289423, 9210470, 11052564, 13815705, 16578846, 18420940, 27631410, 33157692, 41447115, 55262820, 82894230, 165788460]

約数ペア:

[(1, 165788460), (2, 82894230), (3, 55262820), (4, 41447115), (5, 33157692), (6, 27631410), (9, 18420940), (10, 16578846), (12, 13815705), (15, 11052564), (18, 9210470), (20, 8289423), (30, 5526282), (36, 4605235), (45, 3684188), (60, 2763141), (90, 1842094), (180, 921047), (431, 384660), (862, 192330), (1293, 128220), (1724, 96165), (2137, 77580), (2155, 76932), (2586, 64110), (3879, 42740), (4274, 38790), (4310, 38466), (5172, 32055), (6411, 25860), (6465, 25644), (7758, 21370), (8548, 19395), (8620, 19233), (10685, 15516), (12822, 12930)]