69280920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{21383}}^1$

素因数の和:21406

約数の個数: 80

約数和(自身を含む): 232871760

約数和(自身を除く): 163590840

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 21383, 42766, 64149, 85532, 106915, 128298, 171064, 192447, 213830, 256596, 320745, 384894, 427660, 513192, 577341, 641490, 769788, 855320, 962235, 1154682, 1282980, 1539576, 1732023, 1924470, 2309364, 2565960, 2886705, 3464046, 3848940, 4618728, 5773410, 6928092, 7697880, 8660115, 11546820, 13856184, 17320230, 23093640, 34640460, 69280920]

約数ペア:

[(1, 69280920), (2, 34640460), (3, 23093640), (4, 17320230), (5, 13856184), (6, 11546820), (8, 8660115), (9, 7697880), (10, 6928092), (12, 5773410), (15, 4618728), (18, 3848940), (20, 3464046), (24, 2886705), (27, 2565960), (30, 2309364), (36, 1924470), (40, 1732023), (45, 1539576), (54, 1282980), (60, 1154682), (72, 962235), (81, 855320), (90, 769788), (108, 641490), (120, 577341), (135, 513192), (162, 427660), (180, 384894), (216, 320745), (270, 256596), (324, 213830), (360, 192447), (405, 171064), (540, 128298), (648, 106915), (810, 85532), (1080, 64149), (1620, 42766), (3240, 21383)]