381454560

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{264899}}^1$

素因数の和:264920

約数の個数: 72

約数和(自身を含む): 1301718600

約数和(自身を除く): 920264040

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, 264899, 529798, 794697, 1059596, 1324495, 1589394, 2119192, 2384091, 2648990, 3178788, 3973485, 4238384, 4768182, 5297980, 6357576, 7946970, 8476768, 9536364, 10595960, 11920455, 12715152, 15893940, 19072728, 21191920, 23840910, 25430304, 31787880, 38145456, 42383840, 47681820, 63575760, 76290912, 95363640, 127151520, 190727280, 381454560]

約数ペア:

[(1, 381454560), (2, 190727280), (3, 127151520), (4, 95363640), (5, 76290912), (6, 63575760), (8, 47681820), (9, 42383840), (10, 38145456), (12, 31787880), (15, 25430304), (16, 23840910), (18, 21191920), (20, 19072728), (24, 15893940), (30, 12715152), (32, 11920455), (36, 10595960), (40, 9536364), (45, 8476768), (48, 7946970), (60, 6357576), (72, 5297980), (80, 4768182), (90, 4238384), (96, 3973485), (120, 3178788), (144, 2648990), (160, 2384091), (180, 2119192), (240, 1589394), (288, 1324495), (360, 1059596), (480, 794697), (720, 529798), (1440, 264899)]