164575440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{228577}}^1$

素因数の和:228596

約数の個数: 60

約数和(自身を含む): 552701604

約数和(自身を除く): 388126164

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 228577, 457154, 685731, 914308, 1142885, 1371462, 1828616, 2057193, 2285770, 2742924, 3428655, 3657232, 4114386, 4571540, 5485848, 6857310, 8228772, 9143080, 10285965, 10971696, 13714620, 16457544, 18286160, 20571930, 27429240, 32915088, 41143860, 54858480, 82287720, 164575440]

約数ペア:

[(1, 164575440), (2, 82287720), (3, 54858480), (4, 41143860), (5, 32915088), (6, 27429240), (8, 20571930), (9, 18286160), (10, 16457544), (12, 13714620), (15, 10971696), (16, 10285965), (18, 9143080), (20, 8228772), (24, 6857310), (30, 5485848), (36, 4571540), (40, 4114386), (45, 3657232), (48, 3428655), (60, 2742924), (72, 2285770), (80, 2057193), (90, 1828616), (120, 1371462), (144, 1142885), (180, 914308), (240, 685731), (360, 457154), (720, 228577)]