87489720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{9001}}^1$

素因数の和:9027

約数の個数: 96

約数和(自身を含む): 294905520

約数和(自身を除く): 207415800

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, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9001, 9720, 18002, 27003, 36004, 45005, 54006, 72008, 81009, 90010, 108012, 135015, 162018, 180020, 216024, 243027, 270030, 324036, 360040, 405045, 486054, 540060, 648072, 729081, 810090, 972108, 1080120, 1215135, 1458162, 1620180, 1944216, 2187243, 2430270, 2916324, 3240360, 3645405, 4374486, 4860540, 5832648, 7290810, 8748972, 9721080, 10936215, 14581620, 17497944, 21872430, 29163240, 43744860, 87489720]

約数ペア:

[(1, 87489720), (2, 43744860), (3, 29163240), (4, 21872430), (5, 17497944), (6, 14581620), (8, 10936215), (9, 9721080), (10, 8748972), (12, 7290810), (15, 5832648), (18, 4860540), (20, 4374486), (24, 3645405), (27, 3240360), (30, 2916324), (36, 2430270), (40, 2187243), (45, 1944216), (54, 1620180), (60, 1458162), (72, 1215135), (81, 1080120), (90, 972108), (108, 810090), (120, 729081), (135, 648072), (162, 540060), (180, 486054), (216, 405045), (243, 360040), (270, 324036), (324, 270030), (360, 243027), (405, 216024), (486, 180020), (540, 162018), (648, 135015), (810, 108012), (972, 90010), (1080, 81009), (1215, 72008), (1620, 54006), (1944, 45005), (2430, 36004), (3240, 27003), (4860, 18002), (9001, 9720)]