72976400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:481

約数の個数: 120

約数和(自身を含む): 203885760

約数和(自身を除く): 130909360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 67, 70, 80, 100, 112, 134, 140, 175, 200, 268, 280, 335, 350, 389, 400, 469, 536, 560, 670, 700, 778, 938, 1072, 1340, 1400, 1556, 1675, 1876, 1945, 2345, 2680, 2723, 2800, 3112, 3350, 3752, 3890, 4690, 5360, 5446, 6224, 6700, 7504, 7780, 9380, 9725, 10892, 11725, 13400, 13615, 15560, 18760, 19450, 21784, 23450, 26063, 26800, 27230, 31120, 37520, 38900, 43568, 46900, 52126, 54460, 68075, 77800, 93800, 104252, 108920, 130315, 136150, 155600, 182441, 187600, 208504, 217840, 260630, 272300, 364882, 417008, 521260, 544600, 651575, 729764, 912205, 1042520, 1089200, 1303150, 1459528, 1824410, 2085040, 2606300, 2919056, 3648820, 4561025, 5212600, 7297640, 9122050, 10425200, 14595280, 18244100, 36488200, 72976400]

約数ペア:

[(1, 72976400), (2, 36488200), (4, 18244100), (5, 14595280), (7, 10425200), (8, 9122050), (10, 7297640), (14, 5212600), (16, 4561025), (20, 3648820), (25, 2919056), (28, 2606300), (35, 2085040), (40, 1824410), (50, 1459528), (56, 1303150), (67, 1089200), (70, 1042520), (80, 912205), (100, 729764), (112, 651575), (134, 544600), (140, 521260), (175, 417008), (200, 364882), (268, 272300), (280, 260630), (335, 217840), (350, 208504), (389, 187600), (400, 182441), (469, 155600), (536, 136150), (560, 130315), (670, 108920), (700, 104252), (778, 93800), (938, 77800), (1072, 68075), (1340, 54460), (1400, 52126), (1556, 46900), (1675, 43568), (1876, 38900), (1945, 37520), (2345, 31120), (2680, 27230), (2723, 26800), (2800, 26063), (3112, 23450), (3350, 21784), (3752, 19450), (3890, 18760), (4690, 15560), (5360, 13615), (5446, 13400), (6224, 11725), (6700, 10892), (7504, 9725), (7780, 9380)]