39960288

素因数分解:

$2^5\times 3^2\times {\mathrm{89}}^1\times {\mathrm{1559}}^1$

素因数の和:1664

約数の個数: 72

約数和(自身を含む): 114987600

約数和(自身を除く): 75027312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 89, 96, 144, 178, 267, 288, 356, 534, 712, 801, 1068, 1424, 1559, 1602, 2136, 2848, 3118, 3204, 4272, 4677, 6236, 6408, 8544, 9354, 12472, 12816, 14031, 18708, 24944, 25632, 28062, 37416, 49888, 56124, 74832, 112248, 138751, 149664, 224496, 277502, 416253, 448992, 555004, 832506, 1110008, 1248759, 1665012, 2220016, 2497518, 3330024, 4440032, 4995036, 6660048, 9990072, 13320096, 19980144, 39960288]

約数ペア:

[(1, 39960288), (2, 19980144), (3, 13320096), (4, 9990072), (6, 6660048), (8, 4995036), (9, 4440032), (12, 3330024), (16, 2497518), (18, 2220016), (24, 1665012), (32, 1248759), (36, 1110008), (48, 832506), (72, 555004), (89, 448992), (96, 416253), (144, 277502), (178, 224496), (267, 149664), (288, 138751), (356, 112248), (534, 74832), (712, 56124), (801, 49888), (1068, 37416), (1424, 28062), (1559, 25632), (1602, 24944), (2136, 18708), (2848, 14031), (3118, 12816), (3204, 12472), (4272, 9354), (4677, 8544), (6236, 6408)]