912420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 2863224

約数和(自身を除く): 1950804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 137, 148, 180, 185, 222, 274, 333, 370, 411, 444, 548, 555, 666, 685, 740, 822, 1110, 1233, 1332, 1370, 1644, 1665, 2055, 2220, 2466, 2740, 3330, 4110, 4932, 5069, 6165, 6660, 8220, 10138, 12330, 15207, 20276, 24660, 25345, 30414, 45621, 50690, 60828, 76035, 91242, 101380, 152070, 182484, 228105, 304140, 456210, 912420]

約数ペア:

[(1, 912420), (2, 456210), (3, 304140), (4, 228105), (5, 182484), (6, 152070), (9, 101380), (10, 91242), (12, 76035), (15, 60828), (18, 50690), (20, 45621), (30, 30414), (36, 25345), (37, 24660), (45, 20276), (60, 15207), (74, 12330), (90, 10138), (111, 8220), (137, 6660), (148, 6165), (180, 5069), (185, 4932), (222, 4110), (274, 3330), (333, 2740), (370, 2466), (411, 2220), (444, 2055), (548, 1665), (555, 1644), (666, 1370), (685, 1332), (740, 1233), (822, 1110)]