138407760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{192233}}^1$

素因数の和:192252

約数の個数: 60

約数和(自身を含む): 464821812

約数和(自身を除く): 326414052

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, 192233, 384466, 576699, 768932, 961165, 1153398, 1537864, 1730097, 1922330, 2306796, 2883495, 3075728, 3460194, 3844660, 4613592, 5766990, 6920388, 7689320, 8650485, 9227184, 11533980, 13840776, 15378640, 17300970, 23067960, 27681552, 34601940, 46135920, 69203880, 138407760]

約数ペア:

[(1, 138407760), (2, 69203880), (3, 46135920), (4, 34601940), (5, 27681552), (6, 23067960), (8, 17300970), (9, 15378640), (10, 13840776), (12, 11533980), (15, 9227184), (16, 8650485), (18, 7689320), (20, 6920388), (24, 5766990), (30, 4613592), (36, 3844660), (40, 3460194), (45, 3075728), (48, 2883495), (60, 2306796), (72, 1922330), (80, 1730097), (90, 1537864), (120, 1153398), (144, 961165), (180, 768932), (240, 576699), (360, 384466), (720, 192233)]