217983000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{72661}}^1$

素因数の和:72685

約数の個数: 64

約数和(自身を含む): 680116320

約数和(自身を除く): 462133320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 3000, 72661, 145322, 217983, 290644, 363305, 435966, 581288, 726610, 871932, 1089915, 1453220, 1743864, 1816525, 2179830, 2906440, 3633050, 4359660, 5449575, 7266100, 8719320, 9082625, 10899150, 14532200, 18165250, 21798300, 27247875, 36330500, 43596600, 54495750, 72661000, 108991500, 217983000]

約数ペア:

[(1, 217983000), (2, 108991500), (3, 72661000), (4, 54495750), (5, 43596600), (6, 36330500), (8, 27247875), (10, 21798300), (12, 18165250), (15, 14532200), (20, 10899150), (24, 9082625), (25, 8719320), (30, 7266100), (40, 5449575), (50, 4359660), (60, 3633050), (75, 2906440), (100, 2179830), (120, 1816525), (125, 1743864), (150, 1453220), (200, 1089915), (250, 871932), (300, 726610), (375, 581288), (500, 435966), (600, 363305), (750, 290644), (1000, 217983), (1500, 145322), (3000, 72661)]