189983520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{131933}}^1$

素因数の和:131954

約数の個数: 72

約数和(自身を含む): 648323676

約数和(自身を除く): 458340156

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, 131933, 263866, 395799, 527732, 659665, 791598, 1055464, 1187397, 1319330, 1583196, 1978995, 2110928, 2374794, 2638660, 3166392, 3957990, 4221856, 4749588, 5277320, 5936985, 6332784, 7915980, 9499176, 10554640, 11873970, 12665568, 15831960, 18998352, 21109280, 23747940, 31663920, 37996704, 47495880, 63327840, 94991760, 189983520]

約数ペア:

[(1, 189983520), (2, 94991760), (3, 63327840), (4, 47495880), (5, 37996704), (6, 31663920), (8, 23747940), (9, 21109280), (10, 18998352), (12, 15831960), (15, 12665568), (16, 11873970), (18, 10554640), (20, 9499176), (24, 7915980), (30, 6332784), (32, 5936985), (36, 5277320), (40, 4749588), (45, 4221856), (48, 3957990), (60, 3166392), (72, 2638660), (80, 2374794), (90, 2110928), (96, 1978995), (120, 1583196), (144, 1319330), (160, 1187397), (180, 1055464), (240, 791598), (288, 659665), (360, 527732), (480, 395799), (720, 263866), (1440, 131933)]