19516453920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13553093}}^1$

素因数の和:13553114

約数の個数: 72

約数和(自身を含む): 66599903916

約数和(自身を除く): 47083449996

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, 13553093, 27106186, 40659279, 54212372, 67765465, 81318558, 108424744, 121977837, 135530930, 162637116, 203296395, 216849488, 243955674, 271061860, 325274232, 406592790, 433698976, 487911348, 542123720, 609889185, 650548464, 813185580, 975822696, 1084247440, 1219778370, 1301096928, 1626371160, 1951645392, 2168494880, 2439556740, 3252742320, 3903290784, 4879113480, 6505484640, 9758226960, 19516453920]

約数ペア:

[(1, 19516453920), (2, 9758226960), (3, 6505484640), (4, 4879113480), (5, 3903290784), (6, 3252742320), (8, 2439556740), (9, 2168494880), (10, 1951645392), (12, 1626371160), (15, 1301096928), (16, 1219778370), (18, 1084247440), (20, 975822696), (24, 813185580), (30, 650548464), (32, 609889185), (36, 542123720), (40, 487911348), (45, 433698976), (48, 406592790), (60, 325274232), (72, 271061860), (80, 243955674), (90, 216849488), (96, 203296395), (120, 162637116), (144, 135530930), (160, 121977837), (180, 108424744), (240, 81318558), (288, 67765465), (360, 54212372), (480, 40659279), (720, 27106186), (1440, 13553093)]