1908459720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{21997}}^1$

素因数の和:22255

約数の個数: 96

約数和(自身を含む): 6228513720

約数和(自身を除く): 4320054000

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, 241, 360, 482, 723, 964, 1205, 1446, 1928, 2169, 2410, 2892, 3615, 4338, 4820, 5784, 7230, 8676, 9640, 10845, 14460, 17352, 21690, 21997, 28920, 43380, 43994, 65991, 86760, 87988, 109985, 131982, 175976, 197973, 219970, 263964, 329955, 395946, 439940, 527928, 659910, 791892, 879880, 989865, 1319820, 1583784, 1979730, 2639640, 3959460, 5301277, 7918920, 10602554, 15903831, 21205108, 26506385, 31807662, 42410216, 47711493, 53012770, 63615324, 79519155, 95422986, 106025540, 127230648, 159038310, 190845972, 212051080, 238557465, 318076620, 381691944, 477114930, 636153240, 954229860, 1908459720]

約数ペア:

[(1, 1908459720), (2, 954229860), (3, 636153240), (4, 477114930), (5, 381691944), (6, 318076620), (8, 238557465), (9, 212051080), (10, 190845972), (12, 159038310), (15, 127230648), (18, 106025540), (20, 95422986), (24, 79519155), (30, 63615324), (36, 53012770), (40, 47711493), (45, 42410216), (60, 31807662), (72, 26506385), (90, 21205108), (120, 15903831), (180, 10602554), (241, 7918920), (360, 5301277), (482, 3959460), (723, 2639640), (964, 1979730), (1205, 1583784), (1446, 1319820), (1928, 989865), (2169, 879880), (2410, 791892), (2892, 659910), (3615, 527928), (4338, 439940), (4820, 395946), (5784, 329955), (7230, 263964), (8676, 219970), (9640, 197973), (10845, 175976), (14460, 131982), (17352, 109985), (21690, 87988), (21997, 86760), (28920, 65991), (43380, 43994)]