1711620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 5352984

約数和(自身を除く): 3641364

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 257, 333, 370, 444, 514, 555, 666, 740, 771, 1028, 1110, 1285, 1332, 1542, 1665, 2220, 2313, 2570, 3084, 3330, 3855, 4626, 5140, 6660, 7710, 9252, 9509, 11565, 15420, 19018, 23130, 28527, 38036, 46260, 47545, 57054, 85581, 95090, 114108, 142635, 171162, 190180, 285270, 342324, 427905, 570540, 855810, 1711620]

約数ペア:

[(1, 1711620), (2, 855810), (3, 570540), (4, 427905), (5, 342324), (6, 285270), (9, 190180), (10, 171162), (12, 142635), (15, 114108), (18, 95090), (20, 85581), (30, 57054), (36, 47545), (37, 46260), (45, 38036), (60, 28527), (74, 23130), (90, 19018), (111, 15420), (148, 11565), (180, 9509), (185, 9252), (222, 7710), (257, 6660), (333, 5140), (370, 4626), (444, 3855), (514, 3330), (555, 3084), (666, 2570), (740, 2313), (771, 2220), (1028, 1665), (1110, 1542), (1285, 1332)]