280643040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{194891}}^1$

素因数の和:194912

約数の個数: 72

約数和(自身を含む): 957699288

約数和(自身を除く): 677056248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 194891, 389782, 584673, 779564, 974455, 1169346, 1559128, 1754019, 1948910, 2338692, 2923365, 3118256, 3508038, 3897820, 4677384, 5846730, 6236512, 7016076, 7795640, 8770095, 9354768, 11693460, 14032152, 15591280, 17540190, 18709536, 23386920, 28064304, 31182560, 35080380, 46773840, 56128608, 70160760, 93547680, 140321520, 280643040]

約数ペア:

[(1, 280643040), (2, 140321520), (3, 93547680), (4, 70160760), (5, 56128608), (6, 46773840), (8, 35080380), (9, 31182560), (10, 28064304), (12, 23386920), (15, 18709536), (16, 17540190), (18, 15591280), (20, 14032152), (24, 11693460), (30, 9354768), (32, 8770095), (36, 7795640), (40, 7016076), (45, 6236512), (48, 5846730), (60, 4677384), (72, 3897820), (80, 3508038), (90, 3118256), (96, 2923365), (120, 2338692), (144, 1948910), (160, 1754019), (180, 1559128), (240, 1169346), (288, 974455), (360, 779564), (480, 584673), (720, 389782), (1440, 194891)]