199662720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{103991}}^1$

素因数の和:104013

約数の個数: 64

約数和(自身を含む): 636431040

約数和(自身を除く): 436768320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 103991, 207982, 311973, 415964, 519955, 623946, 831928, 1039910, 1247892, 1559865, 1663856, 2079820, 2495784, 3119730, 3327712, 4159640, 4991568, 6239460, 6655424, 8319280, 9983136, 12478920, 13310848, 16638560, 19966272, 24957840, 33277120, 39932544, 49915680, 66554240, 99831360, 199662720]

約数ペア:

[(1, 199662720), (2, 99831360), (3, 66554240), (4, 49915680), (5, 39932544), (6, 33277120), (8, 24957840), (10, 19966272), (12, 16638560), (15, 13310848), (16, 12478920), (20, 9983136), (24, 8319280), (30, 6655424), (32, 6239460), (40, 4991568), (48, 4159640), (60, 3327712), (64, 3119730), (80, 2495784), (96, 2079820), (120, 1663856), (128, 1559865), (160, 1247892), (192, 1039910), (240, 831928), (320, 623946), (384, 519955), (480, 415964), (640, 311973), (960, 207982), (1920, 103991)]