21886560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{15199}}^1$

素因数の和:15220

約数の個数: 72

約数和(自身を含む): 74692800

約数和(自身を除く): 52806240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 15199, 30398, 45597, 60796, 75995, 91194, 121592, 136791, 151990, 182388, 227985, 243184, 273582, 303980, 364776, 455970, 486368, 547164, 607960, 683955, 729552, 911940, 1094328, 1215920, 1367910, 1459104, 1823880, 2188656, 2431840, 2735820, 3647760, 4377312, 5471640, 7295520, 10943280, 21886560]

約数ペア:

[(1, 21886560), (2, 10943280), (3, 7295520), (4, 5471640), (5, 4377312), (6, 3647760), (8, 2735820), (9, 2431840), (10, 2188656), (12, 1823880), (15, 1459104), (16, 1367910), (18, 1215920), (20, 1094328), (24, 911940), (30, 729552), (32, 683955), (36, 607960), (40, 547164), (45, 486368), (48, 455970), (60, 364776), (72, 303980), (80, 273582), (90, 243184), (96, 227985), (120, 182388), (144, 151990), (160, 136791), (180, 121592), (240, 91194), (288, 75995), (360, 60796), (480, 45597), (720, 30398), (1440, 15199)]