320404080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{25189}}^1$

素因数の和:25258

約数の個数: 80

約数和(自身を含む): 1012033440

約数和(自身を除く): 691629360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1590, 2120, 2544, 3180, 4240, 6360, 12720, 25189, 50378, 75567, 100756, 125945, 151134, 201512, 251890, 302268, 377835, 403024, 503780, 604536, 755670, 1007560, 1209072, 1335017, 1511340, 2015120, 2670034, 3022680, 4005051, 5340068, 6045360, 6675085, 8010102, 10680136, 13350170, 16020204, 20025255, 21360272, 26700340, 32040408, 40050510, 53400680, 64080816, 80101020, 106801360, 160202040, 320404080]

約数ペア:

[(1, 320404080), (2, 160202040), (3, 106801360), (4, 80101020), (5, 64080816), (6, 53400680), (8, 40050510), (10, 32040408), (12, 26700340), (15, 21360272), (16, 20025255), (20, 16020204), (24, 13350170), (30, 10680136), (40, 8010102), (48, 6675085), (53, 6045360), (60, 5340068), (80, 4005051), (106, 3022680), (120, 2670034), (159, 2015120), (212, 1511340), (240, 1335017), (265, 1209072), (318, 1007560), (424, 755670), (530, 604536), (636, 503780), (795, 403024), (848, 377835), (1060, 302268), (1272, 251890), (1590, 201512), (2120, 151134), (2544, 125945), (3180, 100756), (4240, 75567), (6360, 50378), (12720, 25189)]