2019960320

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{16103}}^1$

素因数の和:16140

約数の個数: 120

約数和(自身を含む): 5634242064

約数和(自身を除く): 3614281744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 2560, 3136, 3584, 3920, 4480, 6272, 7840, 8960, 12544, 15680, 16103, 17920, 25088, 31360, 32206, 62720, 64412, 80515, 112721, 125440, 128824, 161030, 225442, 257648, 322060, 450884, 515296, 563605, 644120, 789047, 901768, 1030592, 1127210, 1288240, 1578094, 1803536, 2061184, 2254420, 2576480, 3156188, 3607072, 3945235, 4122368, 4508840, 5152960, 6312376, 7214144, 7890470, 8244736, 9017680, 10305920, 12624752, 14428288, 15780940, 18035360, 20611840, 25249504, 28856576, 31561880, 36070720, 41223680, 50499008, 57713152, 63123760, 72141440, 100998016, 126247520, 144282880, 201996032, 252495040, 288565760, 403992064, 504990080, 1009980160, 2019960320]

約数ペア:

[(1, 2019960320), (2, 1009980160), (4, 504990080), (5, 403992064), (7, 288565760), (8, 252495040), (10, 201996032), (14, 144282880), (16, 126247520), (20, 100998016), (28, 72141440), (32, 63123760), (35, 57713152), (40, 50499008), (49, 41223680), (56, 36070720), (64, 31561880), (70, 28856576), (80, 25249504), (98, 20611840), (112, 18035360), (128, 15780940), (140, 14428288), (160, 12624752), (196, 10305920), (224, 9017680), (245, 8244736), (256, 7890470), (280, 7214144), (320, 6312376), (392, 5152960), (448, 4508840), (490, 4122368), (512, 3945235), (560, 3607072), (640, 3156188), (784, 2576480), (896, 2254420), (980, 2061184), (1120, 1803536), (1280, 1578094), (1568, 1288240), (1792, 1127210), (1960, 1030592), (2240, 901768), (2560, 789047), (3136, 644120), (3584, 563605), (3920, 515296), (4480, 450884), (6272, 322060), (7840, 257648), (8960, 225442), (12544, 161030), (15680, 128824), (16103, 125440), (17920, 112721), (25088, 80515), (31360, 64412), (32206, 62720)]