171822720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{89491}}^1$

素因数の和:89513

約数の個数: 64

約数和(自身を含む): 547691040

約数和(自身を除く): 375868320

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, 89491, 178982, 268473, 357964, 447455, 536946, 715928, 894910, 1073892, 1342365, 1431856, 1789820, 2147784, 2684730, 2863712, 3579640, 4295568, 5369460, 5727424, 7159280, 8591136, 10738920, 11454848, 14318560, 17182272, 21477840, 28637120, 34364544, 42955680, 57274240, 85911360, 171822720]

約数ペア:

[(1, 171822720), (2, 85911360), (3, 57274240), (4, 42955680), (5, 34364544), (6, 28637120), (8, 21477840), (10, 17182272), (12, 14318560), (15, 11454848), (16, 10738920), (20, 8591136), (24, 7159280), (30, 5727424), (32, 5369460), (40, 4295568), (48, 3579640), (60, 2863712), (64, 2684730), (80, 2147784), (96, 1789820), (120, 1431856), (128, 1342365), (160, 1073892), (192, 894910), (240, 715928), (320, 536946), (384, 447455), (480, 357964), (640, 268473), (960, 178982), (1920, 89491)]