2109447900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{111611}}^1$

素因数の和:111641

約数の個数: 144

約数和(自身を含む): 7750337280

約数和(自身を除く): 5640889380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2700, 3150, 3780, 4725, 6300, 9450, 18900, 111611, 223222, 334833, 446444, 558055, 669666, 781277, 1004499, 1116110, 1339332, 1562554, 1674165, 2008998, 2232220, 2343831, 2790275, 3013497, 3125108, 3348330, 3906385, 4017996, 4687662, 5022495, 5580550, 6026994, 6696660, 7031493, 7812770, 8370825, 9375324, 10044990, 11161100, 11719155, 12053988, 14062986, 15067485, 15625540, 16741650, 19531925, 20089980, 21094479, 23438310, 25112475, 28125972, 30134970, 33483300, 35157465, 39063850, 42188958, 46876620, 50224950, 58595775, 60269940, 70314930, 75337425, 78127700, 84377916, 100449900, 105472395, 117191550, 140629860, 150674850, 175787325, 210944790, 234383100, 301349700, 351574650, 421889580, 527361975, 703149300, 1054723950, 2109447900]

約数ペア:

[(1, 2109447900), (2, 1054723950), (3, 703149300), (4, 527361975), (5, 421889580), (6, 351574650), (7, 301349700), (9, 234383100), (10, 210944790), (12, 175787325), (14, 150674850), (15, 140629860), (18, 117191550), (20, 105472395), (21, 100449900), (25, 84377916), (27, 78127700), (28, 75337425), (30, 70314930), (35, 60269940), (36, 58595775), (42, 50224950), (45, 46876620), (50, 42188958), (54, 39063850), (60, 35157465), (63, 33483300), (70, 30134970), (75, 28125972), (84, 25112475), (90, 23438310), (100, 21094479), (105, 20089980), (108, 19531925), (126, 16741650), (135, 15625540), (140, 15067485), (150, 14062986), (175, 12053988), (180, 11719155), (189, 11161100), (210, 10044990), (225, 9375324), (252, 8370825), (270, 7812770), (300, 7031493), (315, 6696660), (350, 6026994), (378, 5580550), (420, 5022495), (450, 4687662), (525, 4017996), (540, 3906385), (630, 3348330), (675, 3125108), (700, 3013497), (756, 2790275), (900, 2343831), (945, 2232220), (1050, 2008998), (1260, 1674165), (1350, 1562554), (1575, 1339332), (1890, 1116110), (2100, 1004499), (2700, 781277), (3150, 669666), (3780, 558055), (4725, 446444), (6300, 334833), (9450, 223222), (18900, 111611)]