127996560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{457}}^1$

素因数の和:865

約数の個数: 120

約数和(自身を含む): 431903160

約数和(自身を除く): 303906600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 389, 457, 720, 778, 914, 1167, 1371, 1556, 1828, 1945, 2285, 2334, 2742, 3112, 3501, 3656, 3890, 4113, 4570, 4668, 5484, 5835, 6224, 6855, 7002, 7312, 7780, 8226, 9140, 9336, 10968, 11670, 13710, 14004, 15560, 16452, 17505, 18280, 18672, 20565, 21936, 23340, 27420, 28008, 31120, 32904, 35010, 36560, 41130, 46680, 54840, 56016, 65808, 70020, 82260, 93360, 109680, 140040, 164520, 177773, 280080, 329040, 355546, 533319, 711092, 888865, 1066638, 1422184, 1599957, 1777730, 2133276, 2666595, 2844368, 3199914, 3555460, 4266552, 5333190, 6399828, 7110920, 7999785, 8533104, 10666380, 12799656, 14221840, 15999570, 21332760, 25599312, 31999140, 42665520, 63998280, 127996560]

約数ペア:

[(1, 127996560), (2, 63998280), (3, 42665520), (4, 31999140), (5, 25599312), (6, 21332760), (8, 15999570), (9, 14221840), (10, 12799656), (12, 10666380), (15, 8533104), (16, 7999785), (18, 7110920), (20, 6399828), (24, 5333190), (30, 4266552), (36, 3555460), (40, 3199914), (45, 2844368), (48, 2666595), (60, 2133276), (72, 1777730), (80, 1599957), (90, 1422184), (120, 1066638), (144, 888865), (180, 711092), (240, 533319), (360, 355546), (389, 329040), (457, 280080), (720, 177773), (778, 164520), (914, 140040), (1167, 109680), (1371, 93360), (1556, 82260), (1828, 70020), (1945, 65808), (2285, 56016), (2334, 54840), (2742, 46680), (3112, 41130), (3501, 36560), (3656, 35010), (3890, 32904), (4113, 31120), (4570, 28008), (4668, 27420), (5484, 23340), (5835, 21936), (6224, 20565), (6855, 18672), (7002, 18280), (7312, 17505), (7780, 16452), (8226, 15560), (9140, 14004), (9336, 13710), (10968, 11670)]