12287800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 96

約数和(自身を含む): 33390720

約数和(自身を除く): 21102920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 67, 70, 100, 131, 134, 140, 175, 200, 262, 268, 280, 335, 350, 469, 524, 536, 655, 670, 700, 917, 938, 1048, 1310, 1340, 1400, 1675, 1834, 1876, 2345, 2620, 2680, 3275, 3350, 3668, 3752, 4585, 4690, 5240, 6550, 6700, 7336, 8777, 9170, 9380, 11725, 13100, 13400, 17554, 18340, 18760, 22925, 23450, 26200, 35108, 36680, 43885, 45850, 46900, 61439, 70216, 87770, 91700, 93800, 122878, 175540, 183400, 219425, 245756, 307195, 351080, 438850, 491512, 614390, 877700, 1228780, 1535975, 1755400, 2457560, 3071950, 6143900, 12287800]

約数ペア:

[(1, 12287800), (2, 6143900), (4, 3071950), (5, 2457560), (7, 1755400), (8, 1535975), (10, 1228780), (14, 877700), (20, 614390), (25, 491512), (28, 438850), (35, 351080), (40, 307195), (50, 245756), (56, 219425), (67, 183400), (70, 175540), (100, 122878), (131, 93800), (134, 91700), (140, 87770), (175, 70216), (200, 61439), (262, 46900), (268, 45850), (280, 43885), (335, 36680), (350, 35108), (469, 26200), (524, 23450), (536, 22925), (655, 18760), (670, 18340), (700, 17554), (917, 13400), (938, 13100), (1048, 11725), (1310, 9380), (1340, 9170), (1400, 8777), (1675, 7336), (1834, 6700), (1876, 6550), (2345, 5240), (2620, 4690), (2680, 4585), (3275, 3752), (3350, 3668)]