6408076720

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1\times {\mathrm{2027}}^1$

素因数の和:3002

約数の個数: 80

約数和(自身を含む): 15269379840

約数和(自身を除く): 8861303120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 919, 1720, 1838, 2027, 3440, 3676, 4054, 4595, 7352, 8108, 9190, 10135, 14704, 16216, 18380, 20270, 32432, 36760, 39517, 40540, 73520, 79034, 81080, 87161, 158068, 162160, 174322, 197585, 316136, 348644, 395170, 435805, 632272, 697288, 790340, 871610, 1394576, 1580680, 1743220, 1862813, 3161360, 3486440, 3725626, 6972880, 7451252, 9314065, 14902504, 18628130, 29805008, 37256260, 74512520, 80100959, 149025040, 160201918, 320403836, 400504795, 640807672, 801009590, 1281615344, 1602019180, 3204038360, 6408076720]

約数ペア:

[(1, 6408076720), (2, 3204038360), (4, 1602019180), (5, 1281615344), (8, 801009590), (10, 640807672), (16, 400504795), (20, 320403836), (40, 160201918), (43, 149025040), (80, 80100959), (86, 74512520), (172, 37256260), (215, 29805008), (344, 18628130), (430, 14902504), (688, 9314065), (860, 7451252), (919, 6972880), (1720, 3725626), (1838, 3486440), (2027, 3161360), (3440, 1862813), (3676, 1743220), (4054, 1580680), (4595, 1394576), (7352, 871610), (8108, 790340), (9190, 697288), (10135, 632272), (14704, 435805), (16216, 395170), (18380, 348644), (20270, 316136), (32432, 197585), (36760, 174322), (39517, 162160), (40540, 158068), (73520, 87161), (79034, 81080)]