81407160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{75377}}^1$

素因数の和:75397

約数の個数: 64

約数和(自身を含む): 271360800

約数和(自身を除く): 189953640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 75377, 150754, 226131, 301508, 376885, 452262, 603016, 678393, 753770, 904524, 1130655, 1356786, 1507540, 1809048, 2035179, 2261310, 2713572, 3015080, 3391965, 4070358, 4522620, 5427144, 6783930, 8140716, 9045240, 10175895, 13567860, 16281432, 20351790, 27135720, 40703580, 81407160]

約数ペア:

[(1, 81407160), (2, 40703580), (3, 27135720), (4, 20351790), (5, 16281432), (6, 13567860), (8, 10175895), (9, 9045240), (10, 8140716), (12, 6783930), (15, 5427144), (18, 4522620), (20, 4070358), (24, 3391965), (27, 3015080), (30, 2713572), (36, 2261310), (40, 2035179), (45, 1809048), (54, 1507540), (60, 1356786), (72, 1130655), (90, 904524), (108, 753770), (120, 678393), (135, 603016), (180, 452262), (216, 376885), (270, 301508), (360, 226131), (540, 150754), (1080, 75377)]