150398720

素因数分解:

$2^8\times 5^1\times {\mathrm{117499}}^1$

素因数の和:117520

約数の個数: 36

約数和(自身を含む): 360255000

約数和(自身を除く): 209856280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 117499, 234998, 469996, 587495, 939992, 1174990, 1879984, 2349980, 3759968, 4699960, 7519936, 9399920, 15039872, 18799840, 30079744, 37599680, 75199360, 150398720]

約数ペア:

[(1, 150398720), (2, 75199360), (4, 37599680), (5, 30079744), (8, 18799840), (10, 15039872), (16, 9399920), (20, 7519936), (32, 4699960), (40, 3759968), (64, 2349980), (80, 1879984), (128, 1174990), (160, 939992), (256, 587495), (320, 469996), (640, 234998), (1280, 117499)]