198944280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2777}}^1$

素因数の和:2993

約数の個数: 96

約数和(自身を含む): 650052000

約数和(自身を除く): 451107720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 199, 360, 398, 597, 796, 995, 1194, 1592, 1791, 1990, 2388, 2777, 2985, 3582, 3980, 4776, 5554, 5970, 7164, 7960, 8331, 8955, 11108, 11940, 13885, 14328, 16662, 17910, 22216, 23880, 24993, 27770, 33324, 35820, 41655, 49986, 55540, 66648, 71640, 83310, 99972, 111080, 124965, 166620, 199944, 249930, 333240, 499860, 552623, 999720, 1105246, 1657869, 2210492, 2763115, 3315738, 4420984, 4973607, 5526230, 6631476, 8289345, 9947214, 11052460, 13262952, 16578690, 19894428, 22104920, 24868035, 33157380, 39788856, 49736070, 66314760, 99472140, 198944280]

約数ペア:

[(1, 198944280), (2, 99472140), (3, 66314760), (4, 49736070), (5, 39788856), (6, 33157380), (8, 24868035), (9, 22104920), (10, 19894428), (12, 16578690), (15, 13262952), (18, 11052460), (20, 9947214), (24, 8289345), (30, 6631476), (36, 5526230), (40, 4973607), (45, 4420984), (60, 3315738), (72, 2763115), (90, 2210492), (120, 1657869), (180, 1105246), (199, 999720), (360, 552623), (398, 499860), (597, 333240), (796, 249930), (995, 199944), (1194, 166620), (1592, 124965), (1791, 111080), (1990, 99972), (2388, 83310), (2777, 71640), (2985, 66648), (3582, 55540), (3980, 49986), (4776, 41655), (5554, 35820), (5970, 33324), (7164, 27770), (7960, 24993), (8331, 23880), (8955, 22216), (11108, 17910), (11940, 16662), (13885, 14328)]