131502720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{68491}}^1$

素因数の和:68513

約数の個数: 64

約数和(自身を含む): 419171040

約数和(自身を除く): 287668320

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, 68491, 136982, 205473, 273964, 342455, 410946, 547928, 684910, 821892, 1027365, 1095856, 1369820, 1643784, 2054730, 2191712, 2739640, 3287568, 4109460, 4383424, 5479280, 6575136, 8218920, 8766848, 10958560, 13150272, 16437840, 21917120, 26300544, 32875680, 43834240, 65751360, 131502720]

約数ペア:

[(1, 131502720), (2, 65751360), (3, 43834240), (4, 32875680), (5, 26300544), (6, 21917120), (8, 16437840), (10, 13150272), (12, 10958560), (15, 8766848), (16, 8218920), (20, 6575136), (24, 5479280), (30, 4383424), (32, 4109460), (40, 3287568), (48, 2739640), (60, 2191712), (64, 2054730), (80, 1643784), (96, 1369820), (120, 1095856), (128, 1027365), (160, 821892), (192, 684910), (240, 547928), (320, 410946), (384, 342455), (480, 273964), (640, 205473), (960, 136982), (1920, 68491)]