28396080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{39439}}^1$

素因数の和:39458

約数の個数: 60

約数和(自身を含む): 95365920

約数和(自身を除く): 66969840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 39439, 78878, 118317, 157756, 197195, 236634, 315512, 354951, 394390, 473268, 591585, 631024, 709902, 788780, 946536, 1183170, 1419804, 1577560, 1774755, 1893072, 2366340, 2839608, 3155120, 3549510, 4732680, 5679216, 7099020, 9465360, 14198040, 28396080]

約数ペア:

[(1, 28396080), (2, 14198040), (3, 9465360), (4, 7099020), (5, 5679216), (6, 4732680), (8, 3549510), (9, 3155120), (10, 2839608), (12, 2366340), (15, 1893072), (16, 1774755), (18, 1577560), (20, 1419804), (24, 1183170), (30, 946536), (36, 788780), (40, 709902), (45, 631024), (48, 591585), (60, 473268), (72, 394390), (80, 354951), (90, 315512), (120, 236634), (144, 197195), (180, 157756), (240, 118317), (360, 78878), (720, 39439)]